293858240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70639}}^1$

素因数の和:70669

約数の個数: 56

約数和(自身を含む): 753587520

約数和(自身を除く): 459729280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 70639, 141278, 282556, 353195, 565112, 706390, 918307, 1130224, 1412780, 1836614, 2260448, 2825560, 3673228, 4520896, 4591535, 5651120, 7346456, 9183070, 11302240, 14692912, 18366140, 22604480, 29385824, 36732280, 58771648, 73464560, 146929120, 293858240]

約数ペア:

[(1, 293858240), (2, 146929120), (4, 73464560), (5, 58771648), (8, 36732280), (10, 29385824), (13, 22604480), (16, 18366140), (20, 14692912), (26, 11302240), (32, 9183070), (40, 7346456), (52, 5651120), (64, 4591535), (65, 4520896), (80, 3673228), (104, 2825560), (130, 2260448), (160, 1836614), (208, 1412780), (260, 1130224), (320, 918307), (416, 706390), (520, 565112), (832, 353195), (1040, 282556), (2080, 141278), (4160, 70639)]