18997680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6089}}^1$

素因数の和:6118

約数の個数: 80

約数和(自身を含む): 63433440

約数和(自身を除く): 44435760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6089, 12178, 18267, 24356, 30445, 36534, 48712, 60890, 73068, 79157, 91335, 97424, 121780, 146136, 158314, 182670, 237471, 243560, 292272, 316628, 365340, 395785, 474942, 487120, 633256, 730680, 791570, 949884, 1187355, 1266512, 1461360, 1583140, 1899768, 2374710, 3166280, 3799536, 4749420, 6332560, 9498840, 18997680]

約数ペア:

[(1, 18997680), (2, 9498840), (3, 6332560), (4, 4749420), (5, 3799536), (6, 3166280), (8, 2374710), (10, 1899768), (12, 1583140), (13, 1461360), (15, 1266512), (16, 1187355), (20, 949884), (24, 791570), (26, 730680), (30, 633256), (39, 487120), (40, 474942), (48, 395785), (52, 365340), (60, 316628), (65, 292272), (78, 243560), (80, 237471), (104, 182670), (120, 158314), (130, 146136), (156, 121780), (195, 97424), (208, 91335), (240, 79157), (260, 73068), (312, 60890), (390, 48712), (520, 36534), (624, 30445), (780, 24356), (1040, 18267), (1560, 12178), (3120, 6089)]