247401960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{158591}}^1$

素因数の和:158618

約数の個数: 64

約数和(自身を含む): 799303680

約数和(自身を除く): 551901720

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, 158591, 317182, 475773, 634364, 792955, 951546, 1268728, 1585910, 1903092, 2061683, 2378865, 3171820, 3806184, 4123366, 4757730, 6185049, 6343640, 8246732, 9515460, 10308415, 12370098, 16493464, 19030920, 20616830, 24740196, 30925245, 41233660, 49480392, 61850490, 82467320, 123700980, 247401960]

約数ペア:

[(1, 247401960), (2, 123700980), (3, 82467320), (4, 61850490), (5, 49480392), (6, 41233660), (8, 30925245), (10, 24740196), (12, 20616830), (13, 19030920), (15, 16493464), (20, 12370098), (24, 10308415), (26, 9515460), (30, 8246732), (39, 6343640), (40, 6185049), (52, 4757730), (60, 4123366), (65, 3806184), (78, 3171820), (104, 2378865), (120, 2061683), (130, 1903092), (156, 1585910), (195, 1268728), (260, 951546), (312, 792955), (390, 634364), (520, 475773), (780, 317182), (1560, 158591)]