145468120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16759}}^1$

素因数の和:16808

約数の個数: 64

約数和(自身を含む): 386150400

約数和(自身を除く): 240682280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 16759, 33518, 67036, 83795, 117313, 134072, 167590, 234626, 335180, 469252, 519529, 586565, 670360, 938504, 1039058, 1173130, 2078116, 2346260, 2597645, 3636703, 4156232, 4692520, 5195290, 7273406, 10390580, 14546812, 18183515, 20781160, 29093624, 36367030, 72734060, 145468120]

約数ペア:

[(1, 145468120), (2, 72734060), (4, 36367030), (5, 29093624), (7, 20781160), (8, 18183515), (10, 14546812), (14, 10390580), (20, 7273406), (28, 5195290), (31, 4692520), (35, 4156232), (40, 3636703), (56, 2597645), (62, 2346260), (70, 2078116), (124, 1173130), (140, 1039058), (155, 938504), (217, 670360), (248, 586565), (280, 519529), (310, 469252), (434, 335180), (620, 234626), (868, 167590), (1085, 134072), (1240, 117313), (1736, 83795), (2170, 67036), (4340, 33518), (8680, 16759)]