30271020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^2$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 91744464

約数和(自身を除く): 61473444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 197, 260, 390, 394, 591, 780, 788, 985, 1182, 1970, 2364, 2561, 2955, 3940, 5122, 5910, 7683, 10244, 11820, 12805, 15366, 25610, 30732, 38415, 38809, 51220, 76830, 77618, 116427, 153660, 155236, 194045, 232854, 388090, 465708, 504517, 582135, 776180, 1009034, 1164270, 1513551, 2018068, 2328540, 2522585, 3027102, 5045170, 6054204, 7567755, 10090340, 15135510, 30271020]

約数ペア:

[(1, 30271020), (2, 15135510), (3, 10090340), (4, 7567755), (5, 6054204), (6, 5045170), (10, 3027102), (12, 2522585), (13, 2328540), (15, 2018068), (20, 1513551), (26, 1164270), (30, 1009034), (39, 776180), (52, 582135), (60, 504517), (65, 465708), (78, 388090), (130, 232854), (156, 194045), (195, 155236), (197, 153660), (260, 116427), (390, 77618), (394, 76830), (591, 51220), (780, 38809), (788, 38415), (985, 30732), (1182, 25610), (1970, 15366), (2364, 12805), (2561, 11820), (2955, 10244), (3940, 7683), (5122, 5910)]