120612420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15583}}^1$

素因数の和:15641

約数の個数: 72

約数和(自身を含む): 374390016

約数和(自身を除く): 253777596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 15583, 31166, 46749, 62332, 77915, 93498, 140247, 155830, 186996, 233745, 280494, 311660, 467490, 560988, 670069, 701235, 934980, 1340138, 1402470, 2010207, 2680276, 2804940, 3350345, 4020414, 6030621, 6700690, 8040828, 10051035, 12061242, 13401380, 20102070, 24122484, 30153105, 40204140, 60306210, 120612420]

約数ペア:

[(1, 120612420), (2, 60306210), (3, 40204140), (4, 30153105), (5, 24122484), (6, 20102070), (9, 13401380), (10, 12061242), (12, 10051035), (15, 8040828), (18, 6700690), (20, 6030621), (30, 4020414), (36, 3350345), (43, 2804940), (45, 2680276), (60, 2010207), (86, 1402470), (90, 1340138), (129, 934980), (172, 701235), (180, 670069), (215, 560988), (258, 467490), (387, 311660), (430, 280494), (516, 233745), (645, 186996), (774, 155830), (860, 140247), (1290, 93498), (1548, 77915), (1935, 62332), (2580, 46749), (3870, 31166), (7740, 15583)]