581414820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72859}}^1$

素因数の和:72897

約数の個数: 96

約数和(自身を含む): 1958476800

約数和(自身を除く): 1377061980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 72859, 145718, 218577, 291436, 364295, 437154, 510013, 728590, 874308, 1020026, 1092885, 1384321, 1457180, 1530039, 2040052, 2185770, 2550065, 2768642, 3060078, 4152963, 4371540, 5100130, 5537284, 6120156, 6921605, 7650195, 8305926, 9690247, 10200260, 13843210, 15300390, 16611852, 19380494, 20764815, 27686420, 29070741, 30600780, 38760988, 41529630, 48451235, 58141482, 83059260, 96902470, 116282964, 145353705, 193804940, 290707410, 581414820]

約数ペア:

[(1, 581414820), (2, 290707410), (3, 193804940), (4, 145353705), (5, 116282964), (6, 96902470), (7, 83059260), (10, 58141482), (12, 48451235), (14, 41529630), (15, 38760988), (19, 30600780), (20, 29070741), (21, 27686420), (28, 20764815), (30, 19380494), (35, 16611852), (38, 15300390), (42, 13843210), (57, 10200260), (60, 9690247), (70, 8305926), (76, 7650195), (84, 6921605), (95, 6120156), (105, 5537284), (114, 5100130), (133, 4371540), (140, 4152963), (190, 3060078), (210, 2768642), (228, 2550065), (266, 2185770), (285, 2040052), (380, 1530039), (399, 1457180), (420, 1384321), (532, 1092885), (570, 1020026), (665, 874308), (798, 728590), (1140, 510013), (1330, 437154), (1596, 364295), (1995, 291436), (2660, 218577), (3990, 145718), (7980, 72859)]