388628660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{757}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 988189440

約数和(自身を除く): 599560780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 193, 266, 380, 386, 532, 665, 757, 772, 965, 1330, 1351, 1514, 1930, 2660, 2702, 3028, 3667, 3785, 3860, 5299, 5404, 6755, 7334, 7570, 10598, 13510, 14383, 14668, 15140, 18335, 21196, 25669, 26495, 27020, 28766, 36670, 51338, 52990, 57532, 71915, 73340, 100681, 102676, 105980, 128345, 143830, 146101, 201362, 256690, 287660, 292202, 402724, 503405, 513380, 584404, 730505, 1006810, 1022707, 1461010, 2013620, 2045414, 2775919, 2922020, 4090828, 5113535, 5551838, 10227070, 11103676, 13879595, 19431433, 20454140, 27759190, 38862866, 55518380, 77725732, 97157165, 194314330, 388628660]

約数ペア:

[(1, 388628660), (2, 194314330), (4, 97157165), (5, 77725732), (7, 55518380), (10, 38862866), (14, 27759190), (19, 20454140), (20, 19431433), (28, 13879595), (35, 11103676), (38, 10227070), (70, 5551838), (76, 5113535), (95, 4090828), (133, 2922020), (140, 2775919), (190, 2045414), (193, 2013620), (266, 1461010), (380, 1022707), (386, 1006810), (532, 730505), (665, 584404), (757, 513380), (772, 503405), (965, 402724), (1330, 292202), (1351, 287660), (1514, 256690), (1930, 201362), (2660, 146101), (2702, 143830), (3028, 128345), (3667, 105980), (3785, 102676), (3860, 100681), (5299, 73340), (5404, 71915), (6755, 57532), (7334, 52990), (7570, 51338), (10598, 36670), (13510, 28766), (14383, 27020), (14668, 26495), (15140, 25669), (18335, 21196)]