284558820

素因数分解:

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

素因数の和:275

約数の個数: 288

約数和(自身を含む): 1042836480

約数和(自身を除く): 758277660

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, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 169, 182, 190, 195, 210, 211, 228, 247, 260, 266, 273, 285, 338, 364, 380, 390, 399, 420, 422, 455, 494, 507, 532, 546, 570, 633, 665, 676, 741, 780, 798, 844, 845, 910, 988, 1014, 1055, 1092, 1140, 1183, 1235, 1266, 1330, 1365, 1477, 1482, 1596, 1690, 1729, 1820, 1995, 2028, 2110, 2366, 2470, 2532, 2535, 2660, 2730, 2743, 2954, 2964, 3165, 3211, 3380, 3458, 3549, 3705, 3990, 4009, 4220, 4431, 4732, 4940, 5070, 5187, 5460, 5486, 5908, 5915, 6330, 6422, 6916, 7098, 7385, 7410, 7980, 8018, 8229, 8645, 8862, 9633, 10140, 10374, 10972, 11830, 12027, 12660, 12844, 13715, 14196, 14770, 14820, 16036, 16055, 16458, 17290, 17724, 17745, 19201, 19266, 20045, 20748, 22155, 22477, 23660, 24054, 25935, 27430, 28063, 29540, 32110, 32916, 34580, 35490, 35659, 38402, 38532, 40090, 41145, 44310, 44954, 48108, 48165, 51870, 52117, 54860, 56126, 57603, 60135, 64220, 67431, 70980, 71318, 76804, 80180, 82290, 84189, 88620, 89908, 96005, 96330, 103740, 104234, 106977, 112252, 112385, 115206, 120270, 134862, 140315, 142636, 156351, 164580, 168378, 178295, 192010, 192660, 208468, 213954, 224770, 230412, 240540, 249613, 260585, 269724, 280630, 288015, 312702, 336756, 337155, 356590, 364819, 384020, 420945, 427908, 449540, 499226, 521170, 534885, 561260, 576030, 625404, 674310, 677521, 713180, 729638, 748839, 781755, 841890, 998452, 1042340, 1069770, 1094457, 1152060, 1248065, 1348620, 1355042, 1459276, 1497678, 1563510, 1683780, 1824095, 2032563, 2139540, 2188914, 2496130, 2710084, 2995356, 3127020, 3387605, 3648190, 3744195, 4065126, 4377828, 4742647, 4992260, 5472285, 6775210, 7296380, 7488390, 8130252, 9485294, 10162815, 10944570, 13550420, 14227941, 14976780, 18970588, 20325630, 21889140, 23713235, 28455882, 40651260, 47426470, 56911764, 71139705, 94852940, 142279410, 284558820]

約数ペア:

[(1, 284558820), (2, 142279410), (3, 94852940), (4, 71139705), (5, 56911764), (6, 47426470), (7, 40651260), (10, 28455882), (12, 23713235), (13, 21889140), (14, 20325630), (15, 18970588), (19, 14976780), (20, 14227941), (21, 13550420), (26, 10944570), (28, 10162815), (30, 9485294), (35, 8130252), (38, 7488390), (39, 7296380), (42, 6775210), (52, 5472285), (57, 4992260), (60, 4742647), (65, 4377828), (70, 4065126), (76, 3744195), (78, 3648190), (84, 3387605), (91, 3127020), (95, 2995356), (105, 2710084), (114, 2496130), (130, 2188914), (133, 2139540), (140, 2032563), (156, 1824095), (169, 1683780), (182, 1563510), (190, 1497678), (195, 1459276), (210, 1355042), (211, 1348620), (228, 1248065), (247, 1152060), (260, 1094457), (266, 1069770), (273, 1042340), (285, 998452), (338, 841890), (364, 781755), (380, 748839), (390, 729638), (399, 713180), (420, 677521), (422, 674310), (455, 625404), (494, 576030), (507, 561260), (532, 534885), (546, 521170), (570, 499226), (633, 449540), (665, 427908), (676, 420945), (741, 384020), (780, 364819), (798, 356590), (844, 337155), (845, 336756), (910, 312702), (988, 288015), (1014, 280630), (1055, 269724), (1092, 260585), (1140, 249613), (1183, 240540), (1235, 230412), (1266, 224770), (1330, 213954), (1365, 208468), (1477, 192660), (1482, 192010), (1596, 178295), (1690, 168378), (1729, 164580), (1820, 156351), (1995, 142636), (2028, 140315), (2110, 134862), (2366, 120270), (2470, 115206), (2532, 112385), (2535, 112252), (2660, 106977), (2730, 104234), (2743, 103740), (2954, 96330), (2964, 96005), (3165, 89908), (3211, 88620), (3380, 84189), (3458, 82290), (3549, 80180), (3705, 76804), (3990, 71318), (4009, 70980), (4220, 67431), (4431, 64220), (4732, 60135), (4940, 57603), (5070, 56126), (5187, 54860), (5460, 52117), (5486, 51870), (5908, 48165), (5915, 48108), (6330, 44954), (6422, 44310), (6916, 41145), (7098, 40090), (7385, 38532), (7410, 38402), (7980, 35659), (8018, 35490), (8229, 34580), (8645, 32916), (8862, 32110), (9633, 29540), (10140, 28063), (10374, 27430), (10972, 25935), (11830, 24054), (12027, 23660), (12660, 22477), (12844, 22155), (13715, 20748), (14196, 20045), (14770, 19266), (14820, 19201), (16036, 17745), (16055, 17724), (16458, 17290)]