161819040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{761}}^1$

素因数の和:1222

約数の個数: 96

約数和(自身を含む): 511551936

約数和(自身を除く): 349732896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 443, 480, 761, 886, 1329, 1522, 1772, 2215, 2283, 2658, 3044, 3544, 3805, 4430, 4566, 5316, 6088, 6645, 7088, 7610, 8860, 9132, 10632, 11415, 12176, 13290, 14176, 15220, 17720, 18264, 21264, 22830, 24352, 26580, 30440, 35440, 36528, 42528, 45660, 53160, 60880, 70880, 73056, 91320, 106320, 121760, 182640, 212640, 337123, 365280, 674246, 1011369, 1348492, 1685615, 2022738, 2696984, 3371230, 4045476, 5056845, 5393968, 6742460, 8090952, 10113690, 10787936, 13484920, 16181904, 20227380, 26969840, 32363808, 40454760, 53939680, 80909520, 161819040]

約数ペア:

[(1, 161819040), (2, 80909520), (3, 53939680), (4, 40454760), (5, 32363808), (6, 26969840), (8, 20227380), (10, 16181904), (12, 13484920), (15, 10787936), (16, 10113690), (20, 8090952), (24, 6742460), (30, 5393968), (32, 5056845), (40, 4045476), (48, 3371230), (60, 2696984), (80, 2022738), (96, 1685615), (120, 1348492), (160, 1011369), (240, 674246), (443, 365280), (480, 337123), (761, 212640), (886, 182640), (1329, 121760), (1522, 106320), (1772, 91320), (2215, 73056), (2283, 70880), (2658, 60880), (3044, 53160), (3544, 45660), (3805, 42528), (4430, 36528), (4566, 35440), (5316, 30440), (6088, 26580), (6645, 24352), (7088, 22830), (7610, 21264), (8860, 18264), (9132, 17720), (10632, 15220), (11415, 14176), (12176, 13290)]