420795960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269741}}^1$

素因数の和:269768

約数の個数: 64

約数和(自身を含む): 1359499680

約数和(自身を除く): 938703720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 269741, 539482, 809223, 1078964, 1348705, 1618446, 2157928, 2697410, 3236892, 3506633, 4046115, 5394820, 6473784, 7013266, 8092230, 10519899, 10789640, 14026532, 16184460, 17533165, 21039798, 28053064, 32368920, 35066330, 42079596, 52599495, 70132660, 84159192, 105198990, 140265320, 210397980, 420795960]

約数ペア:

[(1, 420795960), (2, 210397980), (3, 140265320), (4, 105198990), (5, 84159192), (6, 70132660), (8, 52599495), (10, 42079596), (12, 35066330), (13, 32368920), (15, 28053064), (20, 21039798), (24, 17533165), (26, 16184460), (30, 14026532), (39, 10789640), (40, 10519899), (52, 8092230), (60, 7013266), (65, 6473784), (78, 5394820), (104, 4046115), (120, 3506633), (130, 3236892), (156, 2697410), (195, 2157928), (260, 1618446), (312, 1348705), (390, 1078964), (520, 809223), (780, 539482), (1560, 269741)]