1991911740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:282

約数の個数: 432

約数和(自身を含む): 7430209920

約数和(自身を除く): 5438298180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 49, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 98, 105, 114, 130, 133, 140, 147, 156, 169, 182, 190, 195, 196, 210, 211, 228, 245, 247, 260, 266, 273, 285, 294, 338, 364, 380, 390, 399, 420, 422, 455, 490, 494, 507, 532, 546, 570, 588, 633, 637, 665, 676, 735, 741, 780, 798, 844, 845, 910, 931, 980, 988, 1014, 1055, 1092, 1140, 1183, 1235, 1266, 1274, 1330, 1365, 1470, 1477, 1482, 1596, 1690, 1729, 1820, 1862, 1911, 1995, 2028, 2110, 2366, 2470, 2532, 2535, 2548, 2660, 2730, 2743, 2793, 2940, 2954, 2964, 3165, 3185, 3211, 3380, 3458, 3549, 3705, 3724, 3822, 3990, 4009, 4220, 4431, 4655, 4732, 4940, 5070, 5187, 5460, 5486, 5586, 5908, 5915, 6330, 6370, 6422, 6916, 7098, 7385, 7410, 7644, 7980, 8018, 8229, 8281, 8645, 8862, 9310, 9555, 9633, 10140, 10339, 10374, 10972, 11172, 11830, 12027, 12103, 12660, 12740, 12844, 13715, 13965, 14196, 14770, 14820, 16036, 16055, 16458, 16562, 17290, 17724, 17745, 18620, 19110, 19201, 19266, 20045, 20678, 20748, 22155, 22477, 23660, 24054, 24206, 24843, 25935, 27430, 27930, 28063, 29540, 31017, 32110, 32916, 33124, 34580, 35490, 35659, 36309, 38220, 38402, 38532, 40090, 41145, 41356, 41405, 44310, 44954, 48108, 48165, 48412, 49686, 51695, 51870, 52117, 54860, 55860, 56126, 57603, 60135, 60515, 62034, 64220, 67431, 70980, 71318, 72618, 76804, 80180, 82290, 82810, 84189, 88620, 89908, 96005, 96330, 99372, 103390, 103740, 104234, 106977, 112252, 112385, 115206, 120270, 121030, 124068, 124215, 134407, 134862, 140315, 142636, 145236, 155085, 156351, 157339, 164580, 165620, 168378, 178295, 181545, 192010, 192660, 196441, 206780, 208468, 213954, 224770, 230412, 240540, 242060, 248430, 249613, 260585, 268814, 269724, 280630, 288015, 310170, 312702, 314678, 336756, 337155, 356590, 363090, 364819, 384020, 392882, 403221, 420945, 427908, 449540, 472017, 496860, 499226, 521170, 534885, 537628, 561260, 576030, 589323, 620340, 625404, 629356, 672035, 674310, 677521, 713180, 726180, 729638, 748839, 781755, 785764, 786695, 806442, 841890, 944034, 982205, 998452, 1042340, 1069770, 1094457, 1152060, 1178646, 1248065, 1344070, 1348620, 1355042, 1459276, 1497678, 1563510, 1573390, 1612884, 1683780, 1747291, 1824095, 1888068, 1964410, 2016105, 2032563, 2139540, 2188914, 2357292, 2360085, 2496130, 2553733, 2688140, 2710084, 2946615, 2995356, 3127020, 3146780, 3387605, 3494582, 3648190, 3744195, 3928820, 4032210, 4065126, 4377828, 4720170, 4742647, 4992260, 5107466, 5241873, 5472285, 5893230, 6775210, 6989164, 7296380, 7488390, 7661199, 8064420, 8130252, 8736455, 9440340, 9485294, 10162815, 10214932, 10483746, 10944570, 11786460, 12768665, 13550420, 14227941, 14976780, 15322398, 17472910, 18970588, 20325630, 20967492, 21889140, 23713235, 25537330, 26209365, 28455882, 30644796, 33198529, 34945820, 38305995, 40651260, 47426470, 51074660, 52418730, 56911764, 66397058, 71139705, 76611990, 94852940, 99595587, 104837460, 132794116, 142279410, 153223980, 165992645, 199191174, 284558820, 331985290, 398382348, 497977935, 663970580, 995955870, 1991911740]

約数ペア:

[(1, 1991911740), (2, 995955870), (3, 663970580), (4, 497977935), (5, 398382348), (6, 331985290), (7, 284558820), (10, 199191174), (12, 165992645), (13, 153223980), (14, 142279410), (15, 132794116), (19, 104837460), (20, 99595587), (21, 94852940), (26, 76611990), (28, 71139705), (30, 66397058), (35, 56911764), (38, 52418730), (39, 51074660), (42, 47426470), (49, 40651260), (52, 38305995), (57, 34945820), (60, 33198529), (65, 30644796), (70, 28455882), (76, 26209365), (78, 25537330), (84, 23713235), (91, 21889140), (95, 20967492), (98, 20325630), (105, 18970588), (114, 17472910), (130, 15322398), (133, 14976780), (140, 14227941), (147, 13550420), (156, 12768665), (169, 11786460), (182, 10944570), (190, 10483746), (195, 10214932), (196, 10162815), (210, 9485294), (211, 9440340), (228, 8736455), (245, 8130252), (247, 8064420), (260, 7661199), (266, 7488390), (273, 7296380), (285, 6989164), (294, 6775210), (338, 5893230), (364, 5472285), (380, 5241873), (390, 5107466), (399, 4992260), (420, 4742647), (422, 4720170), (455, 4377828), (490, 4065126), (494, 4032210), (507, 3928820), (532, 3744195), (546, 3648190), (570, 3494582), (588, 3387605), (633, 3146780), (637, 3127020), (665, 2995356), (676, 2946615), (735, 2710084), (741, 2688140), (780, 2553733), (798, 2496130), (844, 2360085), (845, 2357292), (910, 2188914), (931, 2139540), (980, 2032563), (988, 2016105), (1014, 1964410), (1055, 1888068), (1092, 1824095), (1140, 1747291), (1183, 1683780), (1235, 1612884), (1266, 1573390), (1274, 1563510), (1330, 1497678), (1365, 1459276), (1470, 1355042), (1477, 1348620), (1482, 1344070), (1596, 1248065), (1690, 1178646), (1729, 1152060), (1820, 1094457), (1862, 1069770), (1911, 1042340), (1995, 998452), (2028, 982205), (2110, 944034), (2366, 841890), (2470, 806442), (2532, 786695), (2535, 785764), (2548, 781755), (2660, 748839), (2730, 729638), (2743, 726180), (2793, 713180), (2940, 677521), (2954, 674310), (2964, 672035), (3165, 629356), (3185, 625404), (3211, 620340), (3380, 589323), (3458, 576030), (3549, 561260), (3705, 537628), (3724, 534885), (3822, 521170), (3990, 499226), (4009, 496860), (4220, 472017), (4431, 449540), (4655, 427908), (4732, 420945), (4940, 403221), (5070, 392882), (5187, 384020), (5460, 364819), (5486, 363090), (5586, 356590), (5908, 337155), (5915, 336756), (6330, 314678), (6370, 312702), (6422, 310170), (6916, 288015), (7098, 280630), (7385, 269724), (7410, 268814), (7644, 260585), (7980, 249613), (8018, 248430), (8229, 242060), (8281, 240540), (8645, 230412), (8862, 224770), (9310, 213954), (9555, 208468), (9633, 206780), (10140, 196441), (10339, 192660), (10374, 192010), (10972, 181545), (11172, 178295), (11830, 168378), (12027, 165620), (12103, 164580), (12660, 157339), (12740, 156351), (12844, 155085), (13715, 145236), (13965, 142636), (14196, 140315), (14770, 134862), (14820, 134407), (16036, 124215), (16055, 124068), (16458, 121030), (16562, 120270), (17290, 115206), (17724, 112385), (17745, 112252), (18620, 106977), (19110, 104234), (19201, 103740), (19266, 103390), (20045, 99372), (20678, 96330), (20748, 96005), (22155, 89908), (22477, 88620), (23660, 84189), (24054, 82810), (24206, 82290), (24843, 80180), (25935, 76804), (27430, 72618), (27930, 71318), (28063, 70980), (29540, 67431), (31017, 64220), (32110, 62034), (32916, 60515), (33124, 60135), (34580, 57603), (35490, 56126), (35659, 55860), (36309, 54860), (38220, 52117), (38402, 51870), (38532, 51695), (40090, 49686), (41145, 48412), (41356, 48165), (41405, 48108), (44310, 44954)]