315592400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{821}}^1$

素因数の和:901

約数の個数: 90

約数和(自身を含む): 784412406

約数和(自身を除く): 468820006

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 821, 961, 1240, 1550, 1642, 1922, 2480, 3100, 3284, 3844, 4105, 4805, 6200, 6568, 7688, 8210, 9610, 12400, 13136, 15376, 16420, 19220, 20525, 24025, 25451, 32840, 38440, 41050, 48050, 50902, 65680, 76880, 82100, 96100, 101804, 127255, 164200, 192200, 203608, 254510, 328400, 384400, 407216, 509020, 636275, 788981, 1018040, 1272550, 1577962, 2036080, 2545100, 3155924, 3944905, 5090200, 6311848, 7889810, 10180400, 12623696, 15779620, 19724525, 31559240, 39449050, 63118480, 78898100, 157796200, 315592400]

約数ペア:

[(1, 315592400), (2, 157796200), (4, 78898100), (5, 63118480), (8, 39449050), (10, 31559240), (16, 19724525), (20, 15779620), (25, 12623696), (31, 10180400), (40, 7889810), (50, 6311848), (62, 5090200), (80, 3944905), (100, 3155924), (124, 2545100), (155, 2036080), (200, 1577962), (248, 1272550), (310, 1018040), (400, 788981), (496, 636275), (620, 509020), (775, 407216), (821, 384400), (961, 328400), (1240, 254510), (1550, 203608), (1642, 192200), (1922, 164200), (2480, 127255), (3100, 101804), (3284, 96100), (3844, 82100), (4105, 76880), (4805, 65680), (6200, 50902), (6568, 48050), (7688, 41050), (8210, 38440), (9610, 32840), (12400, 25451), (13136, 24025), (15376, 20525), (16420, 19220)]