77964780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{773}}^1$

素因数の和:867

約数の個数: 72

約数和(自身を含む): 224045136

約数和(自身を除く): 146080356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 773, 820, 1230, 1546, 1681, 2319, 2460, 3092, 3362, 3865, 4638, 5043, 6724, 7730, 8405, 9276, 10086, 11595, 15460, 16810, 20172, 23190, 25215, 31693, 33620, 46380, 50430, 63386, 95079, 100860, 126772, 158465, 190158, 316930, 380316, 475395, 633860, 950790, 1299413, 1901580, 2598826, 3898239, 5197652, 6497065, 7796478, 12994130, 15592956, 19491195, 25988260, 38982390, 77964780]

約数ペア:

[(1, 77964780), (2, 38982390), (3, 25988260), (4, 19491195), (5, 15592956), (6, 12994130), (10, 7796478), (12, 6497065), (15, 5197652), (20, 3898239), (30, 2598826), (41, 1901580), (60, 1299413), (82, 950790), (123, 633860), (164, 475395), (205, 380316), (246, 316930), (410, 190158), (492, 158465), (615, 126772), (773, 100860), (820, 95079), (1230, 63386), (1546, 50430), (1681, 46380), (2319, 33620), (2460, 31693), (3092, 25215), (3362, 23190), (3865, 20172), (4638, 16810), (5043, 15460), (6724, 11595), (7730, 10086), (8405, 9276)]