278330560

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16411}}^1$

素因数の和:16481

約数の個数: 56

約数和(自身を含む): 675320976

約数和(自身を除く): 396990416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 8480, 16411, 16960, 32822, 65644, 82055, 131288, 164110, 262576, 328220, 525152, 656440, 869783, 1050304, 1312880, 1739566, 2625760, 3479132, 4348915, 5251520, 6958264, 8697830, 13916528, 17395660, 27833056, 34791320, 55666112, 69582640, 139165280, 278330560]

約数ペア:

[(1, 278330560), (2, 139165280), (4, 69582640), (5, 55666112), (8, 34791320), (10, 27833056), (16, 17395660), (20, 13916528), (32, 8697830), (40, 6958264), (53, 5251520), (64, 4348915), (80, 3479132), (106, 2625760), (160, 1739566), (212, 1312880), (265, 1050304), (320, 869783), (424, 656440), (530, 525152), (848, 328220), (1060, 262576), (1696, 164110), (2120, 131288), (3392, 82055), (4240, 65644), (8480, 32822), (16411, 16960)]