180121970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6581}}^1$

素因数の和:6635

約数の個数: 64

約数和(自身を含む): 409453056

約数和(自身を除く): 229331086

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 782, 805, 1190, 1610, 1955, 2737, 3910, 5474, 6581, 13162, 13685, 27370, 32905, 46067, 65810, 92134, 111877, 151363, 223754, 230335, 302726, 460670, 559385, 756815, 783139, 1059541, 1118770, 1513630, 1566278, 2119082, 2573171, 3915695, 5146342, 5297705, 7831390, 10595410, 12865855, 18012197, 25731710, 36024394, 90060985, 180121970]

約数ペア:

[(1, 180121970), (2, 90060985), (5, 36024394), (7, 25731710), (10, 18012197), (14, 12865855), (17, 10595410), (23, 7831390), (34, 5297705), (35, 5146342), (46, 3915695), (70, 2573171), (85, 2119082), (115, 1566278), (119, 1513630), (161, 1118770), (170, 1059541), (230, 783139), (238, 756815), (322, 559385), (391, 460670), (595, 302726), (782, 230335), (805, 223754), (1190, 151363), (1610, 111877), (1955, 92134), (2737, 65810), (3910, 46067), (5474, 32905), (6581, 27370), (13162, 13685)]