79977420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10333}}^1$

素因数の和:10391

約数の個数: 72

約数和(自身を含む): 248264016

約数和(自身を除く): 168286596

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, 10333, 20666, 30999, 41332, 51665, 61998, 92997, 103330, 123996, 154995, 185994, 206660, 309990, 371988, 444319, 464985, 619980, 888638, 929970, 1332957, 1777276, 1859940, 2221595, 2665914, 3998871, 4443190, 5331828, 6664785, 7997742, 8886380, 13329570, 15995484, 19994355, 26659140, 39988710, 79977420]

約数ペア:

[(1, 79977420), (2, 39988710), (3, 26659140), (4, 19994355), (5, 15995484), (6, 13329570), (9, 8886380), (10, 7997742), (12, 6664785), (15, 5331828), (18, 4443190), (20, 3998871), (30, 2665914), (36, 2221595), (43, 1859940), (45, 1777276), (60, 1332957), (86, 929970), (90, 888638), (129, 619980), (172, 464985), (180, 444319), (215, 371988), (258, 309990), (387, 206660), (430, 185994), (516, 154995), (645, 123996), (774, 103330), (860, 92997), (1290, 61998), (1548, 51665), (1935, 41332), (2580, 30999), (3870, 20666), (7740, 10333)]