307720880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{743}}^1$

素因数の和:954

約数の個数: 80

約数和(自身を含む): 743952384

約数和(自身を除く): 436231504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 167, 248, 310, 334, 496, 620, 668, 743, 835, 1240, 1336, 1486, 1670, 2480, 2672, 2972, 3340, 3715, 5177, 5944, 6680, 7430, 10354, 11888, 13360, 14860, 20708, 23033, 25885, 29720, 41416, 46066, 51770, 59440, 82832, 92132, 103540, 115165, 124081, 184264, 207080, 230330, 248162, 368528, 414160, 460660, 496324, 620405, 921320, 992648, 1240810, 1842640, 1985296, 2481620, 3846511, 4963240, 7693022, 9926480, 15386044, 19232555, 30772088, 38465110, 61544176, 76930220, 153860440, 307720880]

約数ペア:

[(1, 307720880), (2, 153860440), (4, 76930220), (5, 61544176), (8, 38465110), (10, 30772088), (16, 19232555), (20, 15386044), (31, 9926480), (40, 7693022), (62, 4963240), (80, 3846511), (124, 2481620), (155, 1985296), (167, 1842640), (248, 1240810), (310, 992648), (334, 921320), (496, 620405), (620, 496324), (668, 460660), (743, 414160), (835, 368528), (1240, 248162), (1336, 230330), (1486, 207080), (1670, 184264), (2480, 124081), (2672, 115165), (2972, 103540), (3340, 92132), (3715, 82832), (5177, 59440), (5944, 51770), (6680, 46066), (7430, 41416), (10354, 29720), (11888, 25885), (13360, 23033), (14860, 20708)]