30041480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3510

約数の個数: 64

約数和(自身を含む): 79764480

約数和(自身を除く): 49723000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 3461, 4340, 6922, 8680, 13844, 17305, 24227, 27688, 34610, 48454, 69220, 96908, 107291, 121135, 138440, 193816, 214582, 242270, 429164, 484540, 536455, 751037, 858328, 969080, 1072910, 1502074, 2145820, 3004148, 3755185, 4291640, 6008296, 7510370, 15020740, 30041480]

約数ペア:

[(1, 30041480), (2, 15020740), (4, 7510370), (5, 6008296), (7, 4291640), (8, 3755185), (10, 3004148), (14, 2145820), (20, 1502074), (28, 1072910), (31, 969080), (35, 858328), (40, 751037), (56, 536455), (62, 484540), (70, 429164), (124, 242270), (140, 214582), (155, 193816), (217, 138440), (248, 121135), (280, 107291), (310, 96908), (434, 69220), (620, 48454), (868, 34610), (1085, 27688), (1240, 24227), (1736, 17305), (2170, 13844), (3461, 8680), (4340, 6922)]