290632830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421207}}^1$

素因数の和:421240

約数の個数: 32

約数和(自身を含む): 727847424

約数和(自身を除く): 437214594

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 421207, 842414, 1263621, 2106035, 2527242, 4212070, 6318105, 9687761, 12636210, 19375522, 29063283, 48438805, 58126566, 96877610, 145316415, 290632830]

約数ペア:

[(1, 290632830), (2, 145316415), (3, 96877610), (5, 58126566), (6, 48438805), (10, 29063283), (15, 19375522), (23, 12636210), (30, 9687761), (46, 6318105), (69, 4212070), (115, 2527242), (138, 2106035), (230, 1263621), (345, 842414), (690, 421207)]