30314920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 72213120

約数和(自身を除く): 41898200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 230, 332, 397, 415, 460, 664, 794, 830, 920, 1588, 1660, 1909, 1985, 3176, 3320, 3818, 3970, 7636, 7940, 9131, 9545, 15272, 15880, 18262, 19090, 32951, 36524, 38180, 45655, 65902, 73048, 76360, 91310, 131804, 164755, 182620, 263608, 329510, 365240, 659020, 757873, 1318040, 1515746, 3031492, 3789365, 6062984, 7578730, 15157460, 30314920]

約数ペア:

[(1, 30314920), (2, 15157460), (4, 7578730), (5, 6062984), (8, 3789365), (10, 3031492), (20, 1515746), (23, 1318040), (40, 757873), (46, 659020), (83, 365240), (92, 329510), (115, 263608), (166, 182620), (184, 164755), (230, 131804), (332, 91310), (397, 76360), (415, 73048), (460, 65902), (664, 45655), (794, 38180), (830, 36524), (920, 32951), (1588, 19090), (1660, 18262), (1909, 15880), (1985, 15272), (3176, 9545), (3320, 9131), (3818, 7940), (3970, 7636)]