260527720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:803

約数の個数: 96

約数和(自身を含む): 643668480

約数和(自身を除く): 383140760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 289, 310, 340, 527, 578, 620, 680, 727, 1054, 1156, 1240, 1445, 1454, 2108, 2312, 2635, 2890, 2908, 3635, 4216, 5270, 5780, 5816, 7270, 8959, 10540, 11560, 12359, 14540, 17918, 21080, 22537, 24718, 29080, 35836, 44795, 45074, 49436, 61795, 71672, 89590, 90148, 98872, 112685, 123590, 179180, 180296, 210103, 225370, 247180, 358360, 383129, 420206, 450740, 494360, 766258, 840412, 901480, 1050515, 1532516, 1680824, 1915645, 2101030, 3065032, 3831290, 4202060, 6513193, 7662580, 8404120, 13026386, 15325160, 26052772, 32565965, 52105544, 65131930, 130263860, 260527720]

約数ペア:

[(1, 260527720), (2, 130263860), (4, 65131930), (5, 52105544), (8, 32565965), (10, 26052772), (17, 15325160), (20, 13026386), (31, 8404120), (34, 7662580), (40, 6513193), (62, 4202060), (68, 3831290), (85, 3065032), (124, 2101030), (136, 1915645), (155, 1680824), (170, 1532516), (248, 1050515), (289, 901480), (310, 840412), (340, 766258), (527, 494360), (578, 450740), (620, 420206), (680, 383129), (727, 358360), (1054, 247180), (1156, 225370), (1240, 210103), (1445, 180296), (1454, 179180), (2108, 123590), (2312, 112685), (2635, 98872), (2890, 90148), (2908, 89590), (3635, 71672), (4216, 61795), (5270, 49436), (5780, 45074), (5816, 44795), (7270, 35836), (8959, 29080), (10540, 24718), (11560, 22537), (12359, 21080), (14540, 17918)]