79221420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4273}}^1$

素因数の和:4391

約数の個数: 72

約数和(自身を含む): 242694816

約数和(自身を除く): 163473396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4273, 4635, 6180, 8546, 9270, 12819, 17092, 18540, 21365, 25638, 38457, 42730, 51276, 64095, 76914, 85460, 128190, 153828, 192285, 256380, 384570, 440119, 769140, 880238, 1320357, 1760476, 2200595, 2640714, 3961071, 4401190, 5281428, 6601785, 7922142, 8802380, 13203570, 15844284, 19805355, 26407140, 39610710, 79221420]

約数ペア:

[(1, 79221420), (2, 39610710), (3, 26407140), (4, 19805355), (5, 15844284), (6, 13203570), (9, 8802380), (10, 7922142), (12, 6601785), (15, 5281428), (18, 4401190), (20, 3961071), (30, 2640714), (36, 2200595), (45, 1760476), (60, 1320357), (90, 880238), (103, 769140), (180, 440119), (206, 384570), (309, 256380), (412, 192285), (515, 153828), (618, 128190), (927, 85460), (1030, 76914), (1236, 64095), (1545, 51276), (1854, 42730), (2060, 38457), (3090, 25638), (3708, 21365), (4273, 18540), (4635, 17092), (6180, 12819), (8546, 9270)]