248078740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4397}}^1$

素因数の和:4457

約数の個数: 96

約数和(自身を含む): 662022144

約数和(自身を除く): 413943404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 4030, 4340, 4397, 5642, 8060, 8794, 11284, 14105, 17588, 21985, 28210, 30779, 43970, 56420, 57161, 61558, 87940, 114322, 123116, 136307, 153895, 228644, 272614, 285805, 307790, 400127, 545228, 571610, 615580, 681535, 800254, 954149, 1143220, 1363070, 1600508, 1771991, 1908298, 2000635, 2726140, 3543982, 3816596, 4001270, 4770745, 7087964, 8002540, 8859955, 9541490, 12403937, 17719910, 19082980, 24807874, 35439820, 49615748, 62019685, 124039370, 248078740]

約数ペア:

[(1, 248078740), (2, 124039370), (4, 62019685), (5, 49615748), (7, 35439820), (10, 24807874), (13, 19082980), (14, 17719910), (20, 12403937), (26, 9541490), (28, 8859955), (31, 8002540), (35, 7087964), (52, 4770745), (62, 4001270), (65, 3816596), (70, 3543982), (91, 2726140), (124, 2000635), (130, 1908298), (140, 1771991), (155, 1600508), (182, 1363070), (217, 1143220), (260, 954149), (310, 800254), (364, 681535), (403, 615580), (434, 571610), (455, 545228), (620, 400127), (806, 307790), (868, 285805), (910, 272614), (1085, 228644), (1612, 153895), (1820, 136307), (2015, 123116), (2170, 114322), (2821, 87940), (4030, 61558), (4340, 57161), (4397, 56420), (5642, 43970), (8060, 30779), (8794, 28210), (11284, 21985), (14105, 17588)]