172985520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{720773}}^1$

素因数の和:720789

約数の個数: 40

約数和(自身を含む): 536255856

約数和(自身を除く): 363270336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 720773, 1441546, 2162319, 2883092, 3603865, 4324638, 5766184, 7207730, 8649276, 10811595, 11532368, 14415460, 17298552, 21623190, 28830920, 34597104, 43246380, 57661840, 86492760, 172985520]

約数ペア:

[(1, 172985520), (2, 86492760), (3, 57661840), (4, 43246380), (5, 34597104), (6, 28830920), (8, 21623190), (10, 17298552), (12, 14415460), (15, 11532368), (16, 10811595), (20, 8649276), (24, 7207730), (30, 5766184), (40, 4324638), (48, 3603865), (60, 2883092), (80, 2162319), (120, 1441546), (240, 720773)]