155473680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20897}}^1$

素因数の和:20944

約数の個数: 80

約数和(自身を含む): 497539584

約数和(自身を除く): 342065904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 20897, 41794, 62691, 83588, 104485, 125382, 167176, 208970, 250764, 313455, 334352, 417940, 501528, 626910, 647807, 835880, 1003056, 1253820, 1295614, 1671760, 1943421, 2507640, 2591228, 3239035, 3886842, 5015280, 5182456, 6478070, 7773684, 9717105, 10364912, 12956140, 15547368, 19434210, 25912280, 31094736, 38868420, 51824560, 77736840, 155473680]

約数ペア:

[(1, 155473680), (2, 77736840), (3, 51824560), (4, 38868420), (5, 31094736), (6, 25912280), (8, 19434210), (10, 15547368), (12, 12956140), (15, 10364912), (16, 9717105), (20, 7773684), (24, 6478070), (30, 5182456), (31, 5015280), (40, 3886842), (48, 3239035), (60, 2591228), (62, 2507640), (80, 1943421), (93, 1671760), (120, 1295614), (124, 1253820), (155, 1003056), (186, 835880), (240, 647807), (248, 626910), (310, 501528), (372, 417940), (465, 334352), (496, 313455), (620, 250764), (744, 208970), (930, 167176), (1240, 125382), (1488, 104485), (1860, 83588), (2480, 62691), (3720, 41794), (7440, 20897)]