203988720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65381}}^1$

素因数の和:65410

約数の個数: 80

約数和(自身を含む): 681018912

約数和(自身を除く): 477030192

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, 65381, 130762, 196143, 261524, 326905, 392286, 523048, 653810, 784572, 849953, 980715, 1046096, 1307620, 1569144, 1699906, 1961430, 2549859, 2615240, 3138288, 3399812, 3922860, 4249765, 5099718, 5230480, 6799624, 7845720, 8499530, 10199436, 12749295, 13599248, 15691440, 16999060, 20398872, 25498590, 33998120, 40797744, 50997180, 67996240, 101994360, 203988720]

約数ペア:

[(1, 203988720), (2, 101994360), (3, 67996240), (4, 50997180), (5, 40797744), (6, 33998120), (8, 25498590), (10, 20398872), (12, 16999060), (13, 15691440), (15, 13599248), (16, 12749295), (20, 10199436), (24, 8499530), (26, 7845720), (30, 6799624), (39, 5230480), (40, 5099718), (48, 4249765), (52, 3922860), (60, 3399812), (65, 3138288), (78, 2615240), (80, 2549859), (104, 1961430), (120, 1699906), (130, 1569144), (156, 1307620), (195, 1046096), (208, 980715), (240, 849953), (260, 784572), (312, 653810), (390, 523048), (520, 392286), (624, 326905), (780, 261524), (1040, 196143), (1560, 130762), (3120, 65381)]