981661680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{50497}}^1$

素因数の和:50525

約数の個数: 120

約数和(自身を含む): 3418916592

約数和(自身を除く): 2437254912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 50497, 100994, 151491, 201988, 252485, 302982, 403976, 454473, 504970, 605964, 757455, 807952, 908946, 1009940, 1211928, 1363419, 1514910, 1817892, 2019880, 2272365, 2423856, 2726838, 3029820, 3635784, 4039760, 4090257, 4544730, 5453676, 6059640, 6817095, 7271568, 8180514, 9089460, 10907352, 12119280, 12270771, 13634190, 16361028, 18178920, 20451285, 21814704, 24541542, 27268380, 32722056, 36357840, 40902570, 49083084, 54536760, 61353855, 65444112, 81805140, 98166168, 109073520, 122707710, 163610280, 196332336, 245415420, 327220560, 490830840, 981661680]

約数ペア:

[(1, 981661680), (2, 490830840), (3, 327220560), (4, 245415420), (5, 196332336), (6, 163610280), (8, 122707710), (9, 109073520), (10, 98166168), (12, 81805140), (15, 65444112), (16, 61353855), (18, 54536760), (20, 49083084), (24, 40902570), (27, 36357840), (30, 32722056), (36, 27268380), (40, 24541542), (45, 21814704), (48, 20451285), (54, 18178920), (60, 16361028), (72, 13634190), (80, 12270771), (81, 12119280), (90, 10907352), (108, 9089460), (120, 8180514), (135, 7271568), (144, 6817095), (162, 6059640), (180, 5453676), (216, 4544730), (240, 4090257), (243, 4039760), (270, 3635784), (324, 3029820), (360, 2726838), (405, 2423856), (432, 2272365), (486, 2019880), (540, 1817892), (648, 1514910), (720, 1363419), (810, 1211928), (972, 1009940), (1080, 908946), (1215, 807952), (1296, 757455), (1620, 605964), (1944, 504970), (2160, 454473), (2430, 403976), (3240, 302982), (3888, 252485), (4860, 201988), (6480, 151491), (9720, 100994), (19440, 50497)]