308937720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1542

約数の個数: 256

約数和(自身を含む): 1201536000

約数和(自身を除く): 892598280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 570, 665, 728, 741, 760, 780, 798, 840, 910, 988, 1064, 1092, 1140, 1235, 1330, 1365, 1482, 1489, 1560, 1596, 1729, 1820, 1976, 1995, 2184, 2280, 2470, 2660, 2730, 2964, 2978, 3192, 3458, 3640, 3705, 3990, 4467, 4940, 5187, 5320, 5460, 5928, 5956, 6916, 7410, 7445, 7980, 8645, 8934, 9880, 10374, 10423, 10920, 11912, 13832, 14820, 14890, 15960, 17290, 17868, 19357, 20748, 20846, 22335, 25935, 28291, 29640, 29780, 31269, 34580, 35736, 38714, 41496, 41692, 44670, 51870, 52115, 56582, 58071, 59560, 62538, 69160, 77428, 83384, 84873, 89340, 96785, 103740, 104230, 113164, 116142, 125076, 135499, 141455, 154856, 156345, 169746, 178680, 193570, 198037, 207480, 208460, 226328, 232284, 250152, 270998, 282910, 290355, 312690, 339492, 367783, 387140, 396074, 406497, 416920, 424365, 464568, 541996, 565820, 580710, 594111, 625380, 677495, 678984, 735566, 774280, 792148, 812994, 848730, 990185, 1083992, 1103349, 1131640, 1161420, 1188222, 1250760, 1354990, 1471132, 1584296, 1625988, 1697460, 1838915, 1980370, 2032485, 2206698, 2322840, 2376444, 2574481, 2709980, 2942264, 2970555, 3251976, 3394920, 3677830, 3960740, 4064970, 4413396, 4752888, 5148962, 5419960, 5516745, 5941110, 7355660, 7723443, 7921480, 8129940, 8826792, 10297924, 11033490, 11882220, 12872405, 14711320, 15446886, 16259880, 20595848, 22066980, 23764440, 25744810, 30893772, 38617215, 44133960, 51489620, 61787544, 77234430, 102979240, 154468860, 308937720]

約数ペア:

[(1, 308937720), (2, 154468860), (3, 102979240), (4, 77234430), (5, 61787544), (6, 51489620), (7, 44133960), (8, 38617215), (10, 30893772), (12, 25744810), (13, 23764440), (14, 22066980), (15, 20595848), (19, 16259880), (20, 15446886), (21, 14711320), (24, 12872405), (26, 11882220), (28, 11033490), (30, 10297924), (35, 8826792), (38, 8129940), (39, 7921480), (40, 7723443), (42, 7355660), (52, 5941110), (56, 5516745), (57, 5419960), (60, 5148962), (65, 4752888), (70, 4413396), (76, 4064970), (78, 3960740), (84, 3677830), (91, 3394920), (95, 3251976), (104, 2970555), (105, 2942264), (114, 2709980), (120, 2574481), (130, 2376444), (133, 2322840), (140, 2206698), (152, 2032485), (156, 1980370), (168, 1838915), (182, 1697460), (190, 1625988), (195, 1584296), (210, 1471132), (228, 1354990), (247, 1250760), (260, 1188222), (266, 1161420), (273, 1131640), (280, 1103349), (285, 1083992), (312, 990185), (364, 848730), (380, 812994), (390, 792148), (399, 774280), (420, 735566), (455, 678984), (456, 677495), (494, 625380), (520, 594111), (532, 580710), (546, 565820), (570, 541996), (665, 464568), (728, 424365), (741, 416920), (760, 406497), (780, 396074), (798, 387140), (840, 367783), (910, 339492), (988, 312690), (1064, 290355), (1092, 282910), (1140, 270998), (1235, 250152), (1330, 232284), (1365, 226328), (1482, 208460), (1489, 207480), (1560, 198037), (1596, 193570), (1729, 178680), (1820, 169746), (1976, 156345), (1995, 154856), (2184, 141455), (2280, 135499), (2470, 125076), (2660, 116142), (2730, 113164), (2964, 104230), (2978, 103740), (3192, 96785), (3458, 89340), (3640, 84873), (3705, 83384), (3990, 77428), (4467, 69160), (4940, 62538), (5187, 59560), (5320, 58071), (5460, 56582), (5928, 52115), (5956, 51870), (6916, 44670), (7410, 41692), (7445, 41496), (7980, 38714), (8645, 35736), (8934, 34580), (9880, 31269), (10374, 29780), (10423, 29640), (10920, 28291), (11912, 25935), (13832, 22335), (14820, 20846), (14890, 20748), (15960, 19357), (17290, 17868)]