72809940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173357}}^1$

素因数の和:173376

約数の個数: 48

約数和(自身を含む): 232993152

約数和(自身を除く): 160183212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 173357, 346714, 520071, 693428, 866785, 1040142, 1213499, 1733570, 2080284, 2426998, 2600355, 3467140, 3640497, 4853996, 5200710, 6067495, 7280994, 10401420, 12134990, 14561988, 18202485, 24269980, 36404970, 72809940]

約数ペア:

[(1, 72809940), (2, 36404970), (3, 24269980), (4, 18202485), (5, 14561988), (6, 12134990), (7, 10401420), (10, 7280994), (12, 6067495), (14, 5200710), (15, 4853996), (20, 3640497), (21, 3467140), (28, 2600355), (30, 2426998), (35, 2080284), (42, 1733570), (60, 1213499), (70, 1040142), (84, 866785), (105, 693428), (140, 520071), (210, 346714), (420, 173357)]