642636960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:428

約数の個数: 288

約数和(自身を含む): 2389020480

約数和(自身を除く): 1746383520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 89, 96, 98, 105, 112, 120, 140, 147, 160, 168, 178, 196, 210, 224, 240, 245, 267, 280, 294, 307, 336, 356, 392, 420, 445, 480, 490, 534, 560, 588, 614, 623, 672, 712, 735, 784, 840, 890, 921, 980, 1068, 1120, 1176, 1228, 1246, 1335, 1424, 1470, 1535, 1568, 1680, 1780, 1842, 1869, 1960, 2136, 2149, 2352, 2456, 2492, 2670, 2848, 2940, 3070, 3115, 3360, 3560, 3684, 3738, 3920, 4272, 4298, 4361, 4605, 4704, 4912, 4984, 5340, 5880, 6140, 6230, 6447, 7120, 7368, 7476, 7840, 8544, 8596, 8722, 9210, 9345, 9824, 9968, 10680, 10745, 11760, 12280, 12460, 12894, 13083, 14240, 14736, 14952, 15043, 17192, 17444, 18420, 18690, 19936, 21360, 21490, 21805, 23520, 24560, 24920, 25788, 26166, 27323, 29472, 29904, 30086, 32235, 34384, 34888, 36840, 37380, 42720, 42980, 43610, 45129, 49120, 49840, 51576, 52332, 54646, 59808, 60172, 64470, 65415, 68768, 69776, 73680, 74760, 75215, 81969, 85960, 87220, 90258, 99680, 103152, 104664, 109292, 120344, 128940, 130830, 136615, 139552, 147360, 149520, 150430, 163938, 171920, 174440, 180516, 191261, 206304, 209328, 218584, 225645, 240688, 257880, 261660, 273230, 299040, 300860, 327876, 343840, 348880, 361032, 382522, 409845, 418656, 437168, 451290, 481376, 515760, 523320, 546460, 573783, 601720, 655752, 697760, 722064, 765044, 819690, 874336, 902580, 956305, 1031520, 1046640, 1092920, 1147566, 1203440, 1311504, 1338827, 1444128, 1530088, 1639380, 1805160, 1912610, 2093280, 2185840, 2295132, 2406880, 2623008, 2677654, 2868915, 3060176, 3278760, 3610320, 3825220, 4016481, 4371680, 4590264, 5355308, 5737830, 6120352, 6557520, 6694135, 7220640, 7650440, 8032962, 9180528, 10710616, 11475660, 13115040, 13388270, 15300880, 16065924, 18361056, 20082405, 21421232, 22951320, 26776540, 30601760, 32131848, 40164810, 42842464, 45902640, 53553080, 64263696, 80329620, 91805280, 107106160, 128527392, 160659240, 214212320, 321318480, 642636960]

約数ペア:

[(1, 642636960), (2, 321318480), (3, 214212320), (4, 160659240), (5, 128527392), (6, 107106160), (7, 91805280), (8, 80329620), (10, 64263696), (12, 53553080), (14, 45902640), (15, 42842464), (16, 40164810), (20, 32131848), (21, 30601760), (24, 26776540), (28, 22951320), (30, 21421232), (32, 20082405), (35, 18361056), (40, 16065924), (42, 15300880), (48, 13388270), (49, 13115040), (56, 11475660), (60, 10710616), (70, 9180528), (80, 8032962), (84, 7650440), (89, 7220640), (96, 6694135), (98, 6557520), (105, 6120352), (112, 5737830), (120, 5355308), (140, 4590264), (147, 4371680), (160, 4016481), (168, 3825220), (178, 3610320), (196, 3278760), (210, 3060176), (224, 2868915), (240, 2677654), (245, 2623008), (267, 2406880), (280, 2295132), (294, 2185840), (307, 2093280), (336, 1912610), (356, 1805160), (392, 1639380), (420, 1530088), (445, 1444128), (480, 1338827), (490, 1311504), (534, 1203440), (560, 1147566), (588, 1092920), (614, 1046640), (623, 1031520), (672, 956305), (712, 902580), (735, 874336), (784, 819690), (840, 765044), (890, 722064), (921, 697760), (980, 655752), (1068, 601720), (1120, 573783), (1176, 546460), (1228, 523320), (1246, 515760), (1335, 481376), (1424, 451290), (1470, 437168), (1535, 418656), (1568, 409845), (1680, 382522), (1780, 361032), (1842, 348880), (1869, 343840), (1960, 327876), (2136, 300860), (2149, 299040), (2352, 273230), (2456, 261660), (2492, 257880), (2670, 240688), (2848, 225645), (2940, 218584), (3070, 209328), (3115, 206304), (3360, 191261), (3560, 180516), (3684, 174440), (3738, 171920), (3920, 163938), (4272, 150430), (4298, 149520), (4361, 147360), (4605, 139552), (4704, 136615), (4912, 130830), (4984, 128940), (5340, 120344), (5880, 109292), (6140, 104664), (6230, 103152), (6447, 99680), (7120, 90258), (7368, 87220), (7476, 85960), (7840, 81969), (8544, 75215), (8596, 74760), (8722, 73680), (9210, 69776), (9345, 68768), (9824, 65415), (9968, 64470), (10680, 60172), (10745, 59808), (11760, 54646), (12280, 52332), (12460, 51576), (12894, 49840), (13083, 49120), (14240, 45129), (14736, 43610), (14952, 42980), (15043, 42720), (17192, 37380), (17444, 36840), (18420, 34888), (18690, 34384), (19936, 32235), (21360, 30086), (21490, 29904), (21805, 29472), (23520, 27323), (24560, 26166), (24920, 25788)]