261764520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{114809}}^1$

素因数の和:114842

約数の個数: 64

約数和(自身を含む): 826632000

約数和(自身を除く): 564867480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 114809, 229618, 344427, 459236, 574045, 688854, 918472, 1148090, 1377708, 1722135, 2181371, 2296180, 2755416, 3444270, 4362742, 4592360, 6544113, 6888540, 8725484, 10906855, 13088226, 13777080, 17450968, 21813710, 26176452, 32720565, 43627420, 52352904, 65441130, 87254840, 130882260, 261764520]

約数ペア:

[(1, 261764520), (2, 130882260), (3, 87254840), (4, 65441130), (5, 52352904), (6, 43627420), (8, 32720565), (10, 26176452), (12, 21813710), (15, 17450968), (19, 13777080), (20, 13088226), (24, 10906855), (30, 8725484), (38, 6888540), (40, 6544113), (57, 4592360), (60, 4362742), (76, 3444270), (95, 2755416), (114, 2296180), (120, 2181371), (152, 1722135), (190, 1377708), (228, 1148090), (285, 918472), (380, 688854), (456, 574045), (570, 459236), (760, 344427), (1140, 229618), (2280, 114809)]