121920210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:624

約数の個数: 96

約数和(自身を含む): 331568640

約数和(自身を除く): 209648430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 89, 90, 93, 155, 178, 186, 267, 279, 310, 445, 465, 491, 534, 558, 801, 890, 930, 982, 1335, 1395, 1473, 1602, 2455, 2670, 2759, 2790, 2946, 4005, 4419, 4910, 5518, 7365, 8010, 8277, 8838, 13795, 14730, 15221, 16554, 22095, 24831, 27590, 30442, 41385, 43699, 44190, 45663, 49662, 76105, 82770, 87398, 91326, 124155, 131097, 136989, 152210, 218495, 228315, 248310, 262194, 273978, 393291, 436990, 456630, 655485, 684945, 786582, 1310970, 1354669, 1369890, 1966455, 2709338, 3932910, 4064007, 6773345, 8128014, 12192021, 13546690, 20320035, 24384042, 40640070, 60960105, 121920210]

約数ペア:

[(1, 121920210), (2, 60960105), (3, 40640070), (5, 24384042), (6, 20320035), (9, 13546690), (10, 12192021), (15, 8128014), (18, 6773345), (30, 4064007), (31, 3932910), (45, 2709338), (62, 1966455), (89, 1369890), (90, 1354669), (93, 1310970), (155, 786582), (178, 684945), (186, 655485), (267, 456630), (279, 436990), (310, 393291), (445, 273978), (465, 262194), (491, 248310), (534, 228315), (558, 218495), (801, 152210), (890, 136989), (930, 131097), (982, 124155), (1335, 91326), (1395, 87398), (1473, 82770), (1602, 76105), (2455, 49662), (2670, 45663), (2759, 44190), (2790, 43699), (2946, 41385), (4005, 30442), (4419, 27590), (4910, 24831), (5518, 22095), (7365, 16554), (8010, 15221), (8277, 14730), (8838, 13795)]