304888240

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 723310848

約数和(自身を除く): 418422608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 163, 206, 227, 326, 412, 454, 515, 652, 815, 824, 908, 1030, 1135, 1304, 1630, 1648, 1816, 2060, 2270, 2608, 3260, 3632, 4120, 4540, 6520, 8240, 9080, 13040, 16789, 18160, 23381, 33578, 37001, 46762, 67156, 74002, 83945, 93524, 116905, 134312, 148004, 167890, 185005, 187048, 233810, 268624, 296008, 335780, 370010, 374096, 467620, 592016, 671560, 740020, 935240, 1343120, 1480040, 1870480, 2960080, 3811103, 7622206, 15244412, 19055515, 30488824, 38111030, 60977648, 76222060, 152444120, 304888240]

約数ペア:

[(1, 304888240), (2, 152444120), (4, 76222060), (5, 60977648), (8, 38111030), (10, 30488824), (16, 19055515), (20, 15244412), (40, 7622206), (80, 3811103), (103, 2960080), (163, 1870480), (206, 1480040), (227, 1343120), (326, 935240), (412, 740020), (454, 671560), (515, 592016), (652, 467620), (815, 374096), (824, 370010), (908, 335780), (1030, 296008), (1135, 268624), (1304, 233810), (1630, 187048), (1648, 185005), (1816, 167890), (2060, 148004), (2270, 134312), (2608, 116905), (3260, 93524), (3632, 83945), (4120, 74002), (4540, 67156), (6520, 46762), (8240, 37001), (9080, 33578), (13040, 23381), (16789, 18160)]