143422640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 353831520

約数和(自身を除く): 210408880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 601, 628, 760, 785, 1202, 1256, 1520, 1570, 2404, 2512, 2983, 3005, 3140, 4808, 5966, 6010, 6280, 9616, 11419, 11932, 12020, 12560, 14915, 22838, 23864, 24040, 29830, 45676, 47728, 48080, 57095, 59660, 91352, 94357, 114190, 119320, 182704, 188714, 228380, 238640, 377428, 456760, 471785, 754856, 913520, 943570, 1509712, 1792783, 1887140, 3585566, 3774280, 7171132, 7548560, 8963915, 14342264, 17927830, 28684528, 35855660, 71711320, 143422640]

約数ペア:

[(1, 143422640), (2, 71711320), (4, 35855660), (5, 28684528), (8, 17927830), (10, 14342264), (16, 8963915), (19, 7548560), (20, 7171132), (38, 3774280), (40, 3585566), (76, 1887140), (80, 1792783), (95, 1509712), (152, 943570), (157, 913520), (190, 754856), (304, 471785), (314, 456760), (380, 377428), (601, 238640), (628, 228380), (760, 188714), (785, 182704), (1202, 119320), (1256, 114190), (1520, 94357), (1570, 91352), (2404, 59660), (2512, 57095), (2983, 48080), (3005, 47728), (3140, 45676), (4808, 29830), (5966, 24040), (6010, 23864), (6280, 22838), (9616, 14915), (11419, 12560), (11932, 12020)]