247009620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28789}}^1$

素因数の和:28825

約数の個数: 96

約数和(自身を含む): 812568960

約数和(自身を除く): 565559340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 4290, 8580, 28789, 57578, 86367, 115156, 143945, 172734, 287890, 316679, 345468, 374257, 431835, 575780, 633358, 748514, 863670, 950037, 1122771, 1266716, 1497028, 1583395, 1727340, 1871285, 1900074, 2245542, 3166790, 3742570, 3800148, 4116827, 4491084, 4750185, 5613855, 6333580, 7485140, 8233654, 9500370, 11227710, 12350481, 16467308, 19000740, 20584135, 22455420, 24700962, 41168270, 49401924, 61752405, 82336540, 123504810, 247009620]

約数ペア:

[(1, 247009620), (2, 123504810), (3, 82336540), (4, 61752405), (5, 49401924), (6, 41168270), (10, 24700962), (11, 22455420), (12, 20584135), (13, 19000740), (15, 16467308), (20, 12350481), (22, 11227710), (26, 9500370), (30, 8233654), (33, 7485140), (39, 6333580), (44, 5613855), (52, 4750185), (55, 4491084), (60, 4116827), (65, 3800148), (66, 3742570), (78, 3166790), (110, 2245542), (130, 1900074), (132, 1871285), (143, 1727340), (156, 1583395), (165, 1497028), (195, 1266716), (220, 1122771), (260, 950037), (286, 863670), (330, 748514), (390, 633358), (429, 575780), (572, 431835), (660, 374257), (715, 345468), (780, 316679), (858, 287890), (1430, 172734), (1716, 143945), (2145, 115156), (2860, 86367), (4290, 57578), (8580, 28789)]