155897520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649573}}^1$

素因数の和:649589

約数の個数: 40

約数和(自身を含む): 483283056

約数和(自身を除く): 327385536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649573, 1299146, 1948719, 2598292, 3247865, 3897438, 5196584, 6495730, 7794876, 9743595, 10393168, 12991460, 15589752, 19487190, 25982920, 31179504, 38974380, 51965840, 77948760, 155897520]

約数ペア:

[(1, 155897520), (2, 77948760), (3, 51965840), (4, 38974380), (5, 31179504), (6, 25982920), (8, 19487190), (10, 15589752), (12, 12991460), (15, 10393168), (16, 9743595), (20, 7794876), (24, 6495730), (30, 5196584), (40, 3897438), (48, 3247865), (60, 2598292), (80, 1948719), (120, 1299146), (240, 649573)]