218675280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{911147}}^1$

素因数の和:911163

約数の個数: 40

約数和(自身を含む): 677894112

約数和(自身を除く): 459218832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 911147, 1822294, 2733441, 3644588, 4555735, 5466882, 7289176, 9111470, 10933764, 13667205, 14578352, 18222940, 21867528, 27334410, 36445880, 43735056, 54668820, 72891760, 109337640, 218675280]

約数ペア:

[(1, 218675280), (2, 109337640), (3, 72891760), (4, 54668820), (5, 43735056), (6, 36445880), (8, 27334410), (10, 21867528), (12, 18222940), (15, 14578352), (16, 13667205), (20, 10933764), (24, 9111470), (30, 7289176), (40, 5466882), (48, 4555735), (60, 3644588), (80, 2733441), (120, 1822294), (240, 911147)]