209674920

素因数分解:

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

素因数の和:265

約数の個数: 288

約数和(自身を含む): 796093920

約数和(自身を除く): 586419000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 169, 182, 195, 196, 210, 211, 245, 260, 273, 280, 294, 312, 338, 364, 390, 392, 420, 422, 455, 490, 507, 520, 546, 588, 633, 637, 676, 728, 735, 780, 840, 844, 845, 910, 980, 1014, 1055, 1092, 1176, 1183, 1266, 1274, 1352, 1365, 1470, 1477, 1560, 1688, 1690, 1820, 1911, 1960, 2028, 2110, 2184, 2366, 2532, 2535, 2548, 2730, 2743, 2940, 2954, 3165, 3185, 3380, 3549, 3640, 3822, 4056, 4220, 4431, 4732, 5064, 5070, 5096, 5460, 5486, 5880, 5908, 5915, 6330, 6370, 6760, 7098, 7385, 7644, 8229, 8281, 8440, 8862, 9464, 9555, 10140, 10339, 10920, 10972, 11816, 11830, 12660, 12740, 13715, 14196, 14770, 15288, 16458, 16562, 17724, 17745, 19110, 19201, 20280, 20678, 21944, 22155, 23660, 24843, 25320, 25480, 27430, 28392, 29540, 31017, 32916, 33124, 35448, 35490, 35659, 38220, 38402, 41145, 41356, 41405, 44310, 47320, 49686, 51695, 54860, 57603, 59080, 62034, 65832, 66248, 70980, 71318, 76440, 76804, 82290, 82712, 82810, 88620, 96005, 99372, 103390, 106977, 109720, 115206, 124068, 124215, 134407, 141960, 142636, 153608, 155085, 164580, 165620, 177240, 178295, 192010, 198744, 206780, 213954, 230412, 248136, 248430, 249613, 268814, 285272, 288015, 310170, 329160, 331240, 356590, 384020, 403221, 413560, 427908, 460824, 496860, 499226, 534885, 537628, 576030, 620340, 672035, 713180, 748839, 768040, 806442, 855816, 993720, 998452, 1069770, 1075256, 1152060, 1240680, 1248065, 1344070, 1426360, 1497678, 1612884, 1747291, 1996904, 2016105, 2139540, 2304120, 2496130, 2688140, 2995356, 3225768, 3494582, 3744195, 4032210, 4279080, 4992260, 5241873, 5376280, 5990712, 6989164, 7488390, 8064420, 8736455, 9984520, 10483746, 13978328, 14976780, 16128840, 17472910, 20967492, 26209365, 29953560, 34945820, 41934984, 52418730, 69891640, 104837460, 209674920]

約数ペア:

[(1, 209674920), (2, 104837460), (3, 69891640), (4, 52418730), (5, 41934984), (6, 34945820), (7, 29953560), (8, 26209365), (10, 20967492), (12, 17472910), (13, 16128840), (14, 14976780), (15, 13978328), (20, 10483746), (21, 9984520), (24, 8736455), (26, 8064420), (28, 7488390), (30, 6989164), (35, 5990712), (39, 5376280), (40, 5241873), (42, 4992260), (49, 4279080), (52, 4032210), (56, 3744195), (60, 3494582), (65, 3225768), (70, 2995356), (78, 2688140), (84, 2496130), (91, 2304120), (98, 2139540), (104, 2016105), (105, 1996904), (120, 1747291), (130, 1612884), (140, 1497678), (147, 1426360), (156, 1344070), (168, 1248065), (169, 1240680), (182, 1152060), (195, 1075256), (196, 1069770), (210, 998452), (211, 993720), (245, 855816), (260, 806442), (273, 768040), (280, 748839), (294, 713180), (312, 672035), (338, 620340), (364, 576030), (390, 537628), (392, 534885), (420, 499226), (422, 496860), (455, 460824), (490, 427908), (507, 413560), (520, 403221), (546, 384020), (588, 356590), (633, 331240), (637, 329160), (676, 310170), (728, 288015), (735, 285272), (780, 268814), (840, 249613), (844, 248430), (845, 248136), (910, 230412), (980, 213954), (1014, 206780), (1055, 198744), (1092, 192010), (1176, 178295), (1183, 177240), (1266, 165620), (1274, 164580), (1352, 155085), (1365, 153608), (1470, 142636), (1477, 141960), (1560, 134407), (1688, 124215), (1690, 124068), (1820, 115206), (1911, 109720), (1960, 106977), (2028, 103390), (2110, 99372), (2184, 96005), (2366, 88620), (2532, 82810), (2535, 82712), (2548, 82290), (2730, 76804), (2743, 76440), (2940, 71318), (2954, 70980), (3165, 66248), (3185, 65832), (3380, 62034), (3549, 59080), (3640, 57603), (3822, 54860), (4056, 51695), (4220, 49686), (4431, 47320), (4732, 44310), (5064, 41405), (5070, 41356), (5096, 41145), (5460, 38402), (5486, 38220), (5880, 35659), (5908, 35490), (5915, 35448), (6330, 33124), (6370, 32916), (6760, 31017), (7098, 29540), (7385, 28392), (7644, 27430), (8229, 25480), (8281, 25320), (8440, 24843), (8862, 23660), (9464, 22155), (9555, 21944), (10140, 20678), (10339, 20280), (10920, 19201), (10972, 19110), (11816, 17745), (11830, 17724), (12660, 16562), (12740, 16458), (13715, 15288), (14196, 14770)]