845520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 2833152

約数和(自身を除く): 1987632

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, 271, 312, 390, 520, 542, 624, 780, 813, 1040, 1084, 1355, 1560, 1626, 2168, 2710, 3120, 3252, 3523, 4065, 4336, 5420, 6504, 7046, 8130, 10569, 10840, 13008, 14092, 16260, 17615, 21138, 21680, 28184, 32520, 35230, 42276, 52845, 56368, 65040, 70460, 84552, 105690, 140920, 169104, 211380, 281840, 422760, 845520]

約数ペア:

[(1, 845520), (2, 422760), (3, 281840), (4, 211380), (5, 169104), (6, 140920), (8, 105690), (10, 84552), (12, 70460), (13, 65040), (15, 56368), (16, 52845), (20, 42276), (24, 35230), (26, 32520), (30, 28184), (39, 21680), (40, 21138), (48, 17615), (52, 16260), (60, 14092), (65, 13008), (78, 10840), (80, 10569), (104, 8130), (120, 7046), (130, 6504), (156, 5420), (195, 4336), (208, 4065), (240, 3523), (260, 3252), (271, 3120), (312, 2710), (390, 2168), (520, 1626), (542, 1560), (624, 1355), (780, 1084), (813, 1040)]