15730760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 21594040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 191, 232, 284, 290, 355, 382, 568, 580, 710, 764, 955, 1160, 1420, 1528, 1910, 2059, 2840, 3820, 4118, 5539, 7640, 8236, 10295, 11078, 13561, 16472, 20590, 22156, 27122, 27695, 41180, 44312, 54244, 55390, 67805, 82360, 108488, 110780, 135610, 221560, 271220, 393269, 542440, 786538, 1573076, 1966345, 3146152, 3932690, 7865380, 15730760]

約数ペア:

[(1, 15730760), (2, 7865380), (4, 3932690), (5, 3146152), (8, 1966345), (10, 1573076), (20, 786538), (29, 542440), (40, 393269), (58, 271220), (71, 221560), (116, 135610), (142, 110780), (145, 108488), (191, 82360), (232, 67805), (284, 55390), (290, 54244), (355, 44312), (382, 41180), (568, 27695), (580, 27122), (710, 22156), (764, 20590), (955, 16472), (1160, 13561), (1420, 11078), (1528, 10295), (1910, 8236), (2059, 7640), (2840, 5539), (3820, 4118)]