129998360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 298771200

約数和(自身を除く): 168772840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 139, 206, 227, 278, 412, 454, 515, 556, 695, 824, 908, 1030, 1112, 1135, 1390, 1816, 2060, 2270, 2780, 4120, 4540, 5560, 9080, 14317, 23381, 28634, 31553, 46762, 57268, 63106, 71585, 93524, 114536, 116905, 126212, 143170, 157765, 187048, 233810, 252424, 286340, 315530, 467620, 572680, 631060, 935240, 1262120, 3249959, 6499918, 12999836, 16249795, 25999672, 32499590, 64999180, 129998360]

約数ペア:

[(1, 129998360), (2, 64999180), (4, 32499590), (5, 25999672), (8, 16249795), (10, 12999836), (20, 6499918), (40, 3249959), (103, 1262120), (139, 935240), (206, 631060), (227, 572680), (278, 467620), (412, 315530), (454, 286340), (515, 252424), (556, 233810), (695, 187048), (824, 157765), (908, 143170), (1030, 126212), (1112, 116905), (1135, 114536), (1390, 93524), (1816, 71585), (2060, 63106), (2270, 57268), (2780, 46762), (4120, 31553), (4540, 28634), (5560, 23381), (9080, 14317)]