2847328640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 256

約数和(自身を含む): 7967211840

約数和(自身を除く): 5119883200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 41, 52, 64, 65, 68, 80, 82, 85, 104, 128, 130, 136, 160, 164, 170, 205, 208, 221, 260, 272, 320, 328, 340, 410, 416, 442, 491, 520, 533, 544, 640, 656, 680, 697, 820, 832, 884, 982, 1040, 1066, 1088, 1105, 1312, 1360, 1394, 1640, 1664, 1768, 1964, 2080, 2132, 2176, 2210, 2455, 2624, 2665, 2720, 2788, 3280, 3485, 3536, 3928, 4160, 4264, 4420, 4910, 5248, 5330, 5440, 5576, 6383, 6560, 6970, 7072, 7856, 8320, 8347, 8528, 8840, 9061, 9820, 10660, 10880, 11152, 12766, 13120, 13940, 14144, 15712, 16694, 17056, 17680, 18122, 19640, 20131, 21320, 22304, 25532, 26240, 27880, 28288, 31424, 31915, 33388, 34112, 35360, 36244, 39280, 40262, 41735, 42640, 44608, 45305, 51064, 55760, 62848, 63830, 66776, 68224, 70720, 72488, 78560, 80524, 83470, 85280, 89216, 90610, 100655, 102128, 108511, 111520, 127660, 133552, 141440, 144976, 157120, 161048, 166940, 170560, 181220, 201310, 204256, 217022, 223040, 255320, 261703, 267104, 289952, 314240, 322096, 333880, 341120, 342227, 362440, 402620, 408512, 434044, 446080, 510640, 523406, 534208, 542555, 579904, 644192, 667760, 684454, 724880, 805240, 817024, 868088, 1021280, 1046812, 1068416, 1085110, 1159808, 1288384, 1308515, 1335520, 1368908, 1449760, 1610480, 1711135, 1736176, 2042560, 2093624, 2170220, 2576768, 2617030, 2671040, 2737816, 2899520, 3220960, 3422270, 3472352, 4085120, 4187248, 4340440, 4448951, 5234060, 5342080, 5475632, 5799040, 6441920, 6844540, 6944704, 8374496, 8680880, 8897902, 10468120, 10951264, 12883840, 13689080, 13889408, 16748992, 17361760, 17795804, 20936240, 21902528, 22244755, 27378160, 33497984, 34723520, 35591608, 41872480, 43805056, 44489510, 54756320, 69447040, 71183216, 83744960, 88979020, 109512640, 142366432, 167489920, 177958040, 219025280, 284732864, 355916080, 569465728, 711832160, 1423664320, 2847328640]

約数ペア:

[(1, 2847328640), (2, 1423664320), (4, 711832160), (5, 569465728), (8, 355916080), (10, 284732864), (13, 219025280), (16, 177958040), (17, 167489920), (20, 142366432), (26, 109512640), (32, 88979020), (34, 83744960), (40, 71183216), (41, 69447040), (52, 54756320), (64, 44489510), (65, 43805056), (68, 41872480), (80, 35591608), (82, 34723520), (85, 33497984), (104, 27378160), (128, 22244755), (130, 21902528), (136, 20936240), (160, 17795804), (164, 17361760), (170, 16748992), (205, 13889408), (208, 13689080), (221, 12883840), (260, 10951264), (272, 10468120), (320, 8897902), (328, 8680880), (340, 8374496), (410, 6944704), (416, 6844540), (442, 6441920), (491, 5799040), (520, 5475632), (533, 5342080), (544, 5234060), (640, 4448951), (656, 4340440), (680, 4187248), (697, 4085120), (820, 3472352), (832, 3422270), (884, 3220960), (982, 2899520), (1040, 2737816), (1066, 2671040), (1088, 2617030), (1105, 2576768), (1312, 2170220), (1360, 2093624), (1394, 2042560), (1640, 1736176), (1664, 1711135), (1768, 1610480), (1964, 1449760), (2080, 1368908), (2132, 1335520), (2176, 1308515), (2210, 1288384), (2455, 1159808), (2624, 1085110), (2665, 1068416), (2720, 1046812), (2788, 1021280), (3280, 868088), (3485, 817024), (3536, 805240), (3928, 724880), (4160, 684454), (4264, 667760), (4420, 644192), (4910, 579904), (5248, 542555), (5330, 534208), (5440, 523406), (5576, 510640), (6383, 446080), (6560, 434044), (6970, 408512), (7072, 402620), (7856, 362440), (8320, 342227), (8347, 341120), (8528, 333880), (8840, 322096), (9061, 314240), (9820, 289952), (10660, 267104), (10880, 261703), (11152, 255320), (12766, 223040), (13120, 217022), (13940, 204256), (14144, 201310), (15712, 181220), (16694, 170560), (17056, 166940), (17680, 161048), (18122, 157120), (19640, 144976), (20131, 141440), (21320, 133552), (22304, 127660), (25532, 111520), (26240, 108511), (27880, 102128), (28288, 100655), (31424, 90610), (31915, 89216), (33388, 85280), (34112, 83470), (35360, 80524), (36244, 78560), (39280, 72488), (40262, 70720), (41735, 68224), (42640, 66776), (44608, 63830), (45305, 62848), (51064, 55760)]