145040320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14621}}^1$

素因数の和:14669

約数の個数: 56

約数和(自身を含む): 356542848

約数和(自身を除く): 211502528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 14621, 29242, 58484, 73105, 116968, 146210, 233936, 292420, 453251, 467872, 584840, 906502, 935744, 1169680, 1813004, 2266255, 2339360, 3626008, 4532510, 4678720, 7252016, 9065020, 14504032, 18130040, 29008064, 36260080, 72520160, 145040320]

約数ペア:

[(1, 145040320), (2, 72520160), (4, 36260080), (5, 29008064), (8, 18130040), (10, 14504032), (16, 9065020), (20, 7252016), (31, 4678720), (32, 4532510), (40, 3626008), (62, 2339360), (64, 2266255), (80, 1813004), (124, 1169680), (155, 935744), (160, 906502), (248, 584840), (310, 467872), (320, 453251), (496, 292420), (620, 233936), (992, 146210), (1240, 116968), (1984, 73105), (2480, 58484), (4960, 29242), (9920, 14621)]