404606280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:392

約数の個数: 192

約数和(自身を含む): 1337627520

約数和(自身を除く): 933021240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 169, 195, 213, 260, 281, 284, 312, 338, 355, 390, 426, 507, 520, 562, 568, 676, 710, 780, 843, 845, 852, 923, 1014, 1065, 1124, 1352, 1405, 1420, 1560, 1686, 1690, 1704, 1846, 2028, 2130, 2248, 2535, 2769, 2810, 2840, 3372, 3380, 3653, 3692, 4056, 4215, 4260, 4615, 5070, 5538, 5620, 6744, 6760, 7306, 7384, 8430, 8520, 9230, 10140, 10959, 11076, 11240, 11999, 13845, 14612, 16860, 18265, 18460, 19951, 20280, 21918, 22152, 23998, 27690, 29224, 33720, 35997, 36530, 36920, 39902, 43836, 47489, 47996, 54795, 55380, 59853, 59995, 71994, 73060, 79804, 87672, 94978, 95992, 99755, 109590, 110760, 119706, 119990, 142467, 143988, 146120, 159608, 179985, 189956, 199510, 219180, 237445, 239412, 239980, 259363, 284934, 287976, 299265, 359970, 379912, 399020, 438360, 474890, 478824, 479960, 518726, 569868, 598530, 712335, 719940, 778089, 798040, 949780, 1037452, 1139736, 1197060, 1296815, 1424670, 1439880, 1556178, 1899560, 2074904, 2394120, 2593630, 2849340, 3112356, 3371719, 3890445, 5187260, 5698680, 6224712, 6743438, 7780890, 10115157, 10374520, 13486876, 15561780, 16858595, 20230314, 26973752, 31123560, 33717190, 40460628, 50575785, 67434380, 80921256, 101151570, 134868760, 202303140, 404606280]

約数ペア:

[(1, 404606280), (2, 202303140), (3, 134868760), (4, 101151570), (5, 80921256), (6, 67434380), (8, 50575785), (10, 40460628), (12, 33717190), (13, 31123560), (15, 26973752), (20, 20230314), (24, 16858595), (26, 15561780), (30, 13486876), (39, 10374520), (40, 10115157), (52, 7780890), (60, 6743438), (65, 6224712), (71, 5698680), (78, 5187260), (104, 3890445), (120, 3371719), (130, 3112356), (142, 2849340), (156, 2593630), (169, 2394120), (195, 2074904), (213, 1899560), (260, 1556178), (281, 1439880), (284, 1424670), (312, 1296815), (338, 1197060), (355, 1139736), (390, 1037452), (426, 949780), (507, 798040), (520, 778089), (562, 719940), (568, 712335), (676, 598530), (710, 569868), (780, 518726), (843, 479960), (845, 478824), (852, 474890), (923, 438360), (1014, 399020), (1065, 379912), (1124, 359970), (1352, 299265), (1405, 287976), (1420, 284934), (1560, 259363), (1686, 239980), (1690, 239412), (1704, 237445), (1846, 219180), (2028, 199510), (2130, 189956), (2248, 179985), (2535, 159608), (2769, 146120), (2810, 143988), (2840, 142467), (3372, 119990), (3380, 119706), (3653, 110760), (3692, 109590), (4056, 99755), (4215, 95992), (4260, 94978), (4615, 87672), (5070, 79804), (5538, 73060), (5620, 71994), (6744, 59995), (6760, 59853), (7306, 55380), (7384, 54795), (8430, 47996), (8520, 47489), (9230, 43836), (10140, 39902), (10959, 36920), (11076, 36530), (11240, 35997), (11999, 33720), (13845, 29224), (14612, 27690), (16860, 23998), (18265, 22152), (18460, 21918), (19951, 20280)]