1239959760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1670

約数の個数: 240

約数和(自身を含む): 4384094400

約数和(自身を除く): 3144134640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 169, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 338, 380, 390, 456, 494, 507, 520, 570, 624, 676, 741, 760, 780, 845, 912, 988, 1014, 1040, 1140, 1235, 1352, 1482, 1520, 1560, 1609, 1690, 1976, 2028, 2280, 2470, 2535, 2704, 2964, 3120, 3211, 3218, 3380, 3705, 3952, 4056, 4560, 4827, 4940, 5070, 5928, 6422, 6436, 6760, 7410, 8045, 8112, 9633, 9654, 9880, 10140, 11856, 12844, 12872, 13520, 14820, 16055, 16090, 19266, 19308, 19760, 20280, 20917, 24135, 25688, 25744, 29640, 30571, 32110, 32180, 38532, 38616, 40560, 41834, 48165, 48270, 51376, 59280, 61142, 62751, 64220, 64360, 77064, 77232, 83668, 91713, 96330, 96540, 104585, 122284, 125502, 128440, 128720, 152855, 154128, 167336, 183426, 192660, 193080, 209170, 244568, 251004, 256880, 271921, 305710, 313755, 334672, 366852, 385320, 386160, 397423, 418340, 458565, 489136, 502008, 543842, 611420, 627510, 733704, 770640, 794846, 815763, 836680, 917130, 1004016, 1087684, 1192269, 1222840, 1255020, 1359605, 1467408, 1589692, 1631526, 1673360, 1834260, 1987115, 2175368, 2384538, 2445680, 2510040, 2719210, 3179384, 3263052, 3668520, 3974230, 4078815, 4350736, 4769076, 5020080, 5166499, 5438420, 5961345, 6358768, 6526104, 7337040, 7948460, 8157630, 9538152, 10332998, 10876840, 11922690, 13052208, 15499497, 15896920, 16315260, 19076304, 20665996, 21753680, 23845380, 25832495, 30998994, 31793840, 32630520, 41331992, 47690760, 51664990, 61997988, 65261040, 77497485, 82663984, 95381520, 103329980, 123995976, 154994970, 206659960, 247991952, 309989940, 413319920, 619979880, 1239959760]

約数ペア:

[(1, 1239959760), (2, 619979880), (3, 413319920), (4, 309989940), (5, 247991952), (6, 206659960), (8, 154994970), (10, 123995976), (12, 103329980), (13, 95381520), (15, 82663984), (16, 77497485), (19, 65261040), (20, 61997988), (24, 51664990), (26, 47690760), (30, 41331992), (38, 32630520), (39, 31793840), (40, 30998994), (48, 25832495), (52, 23845380), (57, 21753680), (60, 20665996), (65, 19076304), (76, 16315260), (78, 15896920), (80, 15499497), (95, 13052208), (104, 11922690), (114, 10876840), (120, 10332998), (130, 9538152), (152, 8157630), (156, 7948460), (169, 7337040), (190, 6526104), (195, 6358768), (208, 5961345), (228, 5438420), (240, 5166499), (247, 5020080), (260, 4769076), (285, 4350736), (304, 4078815), (312, 3974230), (338, 3668520), (380, 3263052), (390, 3179384), (456, 2719210), (494, 2510040), (507, 2445680), (520, 2384538), (570, 2175368), (624, 1987115), (676, 1834260), (741, 1673360), (760, 1631526), (780, 1589692), (845, 1467408), (912, 1359605), (988, 1255020), (1014, 1222840), (1040, 1192269), (1140, 1087684), (1235, 1004016), (1352, 917130), (1482, 836680), (1520, 815763), (1560, 794846), (1609, 770640), (1690, 733704), (1976, 627510), (2028, 611420), (2280, 543842), (2470, 502008), (2535, 489136), (2704, 458565), (2964, 418340), (3120, 397423), (3211, 386160), (3218, 385320), (3380, 366852), (3705, 334672), (3952, 313755), (4056, 305710), (4560, 271921), (4827, 256880), (4940, 251004), (5070, 244568), (5928, 209170), (6422, 193080), (6436, 192660), (6760, 183426), (7410, 167336), (8045, 154128), (8112, 152855), (9633, 128720), (9654, 128440), (9880, 125502), (10140, 122284), (11856, 104585), (12844, 96540), (12872, 96330), (13520, 91713), (14820, 83668), (16055, 77232), (16090, 77064), (19266, 64360), (19308, 64220), (19760, 62751), (20280, 61142), (20917, 59280), (24135, 51376), (25688, 48270), (25744, 48165), (29640, 41834), (30571, 40560), (32110, 38616), (32180, 38532)]