15253980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36319}}^1$

素因数の和:36338

約数の個数: 48

約数和(自身を含む): 48814080

約数和(自身を除く): 33560100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 36319, 72638, 108957, 145276, 181595, 217914, 254233, 363190, 435828, 508466, 544785, 726380, 762699, 1016932, 1089570, 1271165, 1525398, 2179140, 2542330, 3050796, 3813495, 5084660, 7626990, 15253980]

約数ペア:

[(1, 15253980), (2, 7626990), (3, 5084660), (4, 3813495), (5, 3050796), (6, 2542330), (7, 2179140), (10, 1525398), (12, 1271165), (14, 1089570), (15, 1016932), (20, 762699), (21, 726380), (28, 544785), (30, 508466), (35, 435828), (42, 363190), (60, 254233), (70, 217914), (84, 181595), (105, 145276), (140, 108957), (210, 72638), (420, 36319)]