177667480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1489}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 423756000

約数和(自身を除く): 246088520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 157, 190, 314, 380, 628, 760, 785, 1256, 1489, 1570, 2978, 2983, 3140, 5956, 5966, 6280, 7445, 11912, 11932, 14890, 14915, 23864, 28291, 29780, 29830, 56582, 59560, 59660, 113164, 119320, 141455, 226328, 233773, 282910, 467546, 565820, 935092, 1131640, 1168865, 1870184, 2337730, 4441687, 4675460, 8883374, 9350920, 17766748, 22208435, 35533496, 44416870, 88833740, 177667480]

約数ペア:

[(1, 177667480), (2, 88833740), (4, 44416870), (5, 35533496), (8, 22208435), (10, 17766748), (19, 9350920), (20, 8883374), (38, 4675460), (40, 4441687), (76, 2337730), (95, 1870184), (152, 1168865), (157, 1131640), (190, 935092), (314, 565820), (380, 467546), (628, 282910), (760, 233773), (785, 226328), (1256, 141455), (1489, 119320), (1570, 113164), (2978, 59660), (2983, 59560), (3140, 56582), (5956, 29830), (5966, 29780), (6280, 28291), (7445, 23864), (11912, 14915), (11932, 14890)]