99879840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 144

約数和(自身を含む): 343980000

約数和(自身を除く): 244100160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 278, 288, 360, 417, 480, 499, 556, 695, 720, 834, 998, 1112, 1251, 1390, 1440, 1497, 1668, 1996, 2085, 2224, 2495, 2502, 2780, 2994, 3336, 3992, 4170, 4448, 4491, 4990, 5004, 5560, 5988, 6255, 6672, 7485, 7984, 8340, 8982, 9980, 10008, 11120, 11976, 12510, 13344, 14970, 15968, 16680, 17964, 19960, 20016, 22240, 22455, 23952, 25020, 29940, 33360, 35928, 39920, 40032, 44910, 47904, 50040, 59880, 66720, 69361, 71856, 79840, 89820, 100080, 119760, 138722, 143712, 179640, 200160, 208083, 239520, 277444, 346805, 359280, 416166, 554888, 624249, 693610, 718560, 832332, 1040415, 1109776, 1248498, 1387220, 1664664, 2080830, 2219552, 2496996, 2774440, 3121245, 3329328, 4161660, 4993992, 5548880, 6242490, 6658656, 8323320, 9987984, 11097760, 12484980, 16646640, 19975968, 24969960, 33293280, 49939920, 99879840]

約数ペア:

[(1, 99879840), (2, 49939920), (3, 33293280), (4, 24969960), (5, 19975968), (6, 16646640), (8, 12484980), (9, 11097760), (10, 9987984), (12, 8323320), (15, 6658656), (16, 6242490), (18, 5548880), (20, 4993992), (24, 4161660), (30, 3329328), (32, 3121245), (36, 2774440), (40, 2496996), (45, 2219552), (48, 2080830), (60, 1664664), (72, 1387220), (80, 1248498), (90, 1109776), (96, 1040415), (120, 832332), (139, 718560), (144, 693610), (160, 624249), (180, 554888), (240, 416166), (278, 359280), (288, 346805), (360, 277444), (417, 239520), (480, 208083), (499, 200160), (556, 179640), (695, 143712), (720, 138722), (834, 119760), (998, 100080), (1112, 89820), (1251, 79840), (1390, 71856), (1440, 69361), (1497, 66720), (1668, 59880), (1996, 50040), (2085, 47904), (2224, 44910), (2495, 40032), (2502, 39920), (2780, 35928), (2994, 33360), (3336, 29940), (3992, 25020), (4170, 23952), (4448, 22455), (4491, 22240), (4990, 20016), (5004, 19960), (5560, 17964), (5988, 16680), (6255, 15968), (6672, 14970), (7485, 13344), (7984, 12510), (8340, 11976), (8982, 11120), (9980, 10008)]