30385160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 74753280

約数和(自身を除く): 44368120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 823, 923, 1420, 1646, 1846, 2840, 3292, 3692, 4115, 4615, 6584, 7384, 8230, 9230, 10699, 16460, 18460, 21398, 32920, 36920, 42796, 53495, 58433, 85592, 106990, 116866, 213980, 233732, 292165, 427960, 467464, 584330, 759629, 1168660, 1519258, 2337320, 3038516, 3798145, 6077032, 7596290, 15192580, 30385160]

約数ペア:

[(1, 30385160), (2, 15192580), (4, 7596290), (5, 6077032), (8, 3798145), (10, 3038516), (13, 2337320), (20, 1519258), (26, 1168660), (40, 759629), (52, 584330), (65, 467464), (71, 427960), (104, 292165), (130, 233732), (142, 213980), (260, 116866), (284, 106990), (355, 85592), (520, 58433), (568, 53495), (710, 42796), (823, 36920), (923, 32920), (1420, 21398), (1646, 18460), (1846, 16460), (2840, 10699), (3292, 9230), (3692, 8230), (4115, 7384), (4615, 6584)]