161273040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{671971}}^1$

素因数の和:671987

約数の個数: 40

約数和(自身を含む): 499947168

約数和(自身を除く): 338674128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 671971, 1343942, 2015913, 2687884, 3359855, 4031826, 5375768, 6719710, 8063652, 10079565, 10751536, 13439420, 16127304, 20159130, 26878840, 32254608, 40318260, 53757680, 80636520, 161273040]

約数ペア:

[(1, 161273040), (2, 80636520), (3, 53757680), (4, 40318260), (5, 32254608), (6, 26878840), (8, 20159130), (10, 16127304), (12, 13439420), (15, 10751536), (16, 10079565), (20, 8063652), (24, 6719710), (30, 5375768), (40, 4031826), (48, 3359855), (60, 2687884), (80, 2015913), (120, 1343942), (240, 671971)]