72881820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36809}}^1$

素因数の和:36835

約数の個数: 72

約数和(自身を含む): 241179120

約数和(自身を除く): 168297300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 36809, 73618, 110427, 147236, 184045, 220854, 331281, 368090, 404899, 441708, 552135, 662562, 736180, 809798, 1104270, 1214697, 1325124, 1619596, 1656405, 2024495, 2208540, 2429394, 3312810, 3644091, 4048990, 4858788, 6073485, 6625620, 7288182, 8097980, 12146970, 14576364, 18220455, 24293940, 36440910, 72881820]

約数ペア:

[(1, 72881820), (2, 36440910), (3, 24293940), (4, 18220455), (5, 14576364), (6, 12146970), (9, 8097980), (10, 7288182), (11, 6625620), (12, 6073485), (15, 4858788), (18, 4048990), (20, 3644091), (22, 3312810), (30, 2429394), (33, 2208540), (36, 2024495), (44, 1656405), (45, 1619596), (55, 1325124), (60, 1214697), (66, 1104270), (90, 809798), (99, 736180), (110, 662562), (132, 552135), (165, 441708), (180, 404899), (198, 368090), (220, 331281), (330, 220854), (396, 184045), (495, 147236), (660, 110427), (990, 73618), (1980, 36809)]