155724160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 394813440

約数和(自身を除く): 239089280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 167, 188, 235, 248, 310, 320, 334, 376, 470, 496, 620, 640, 668, 752, 835, 940, 992, 1240, 1336, 1457, 1504, 1670, 1880, 1984, 2480, 2672, 2914, 3008, 3340, 3760, 3968, 4960, 5177, 5344, 5828, 6016, 6680, 7285, 7520, 7849, 9920, 10354, 10688, 11656, 13360, 14570, 15040, 15698, 19840, 20708, 21376, 23312, 25885, 26720, 29140, 30080, 31396, 39245, 41416, 46624, 51770, 53440, 58280, 62792, 78490, 82832, 93248, 103540, 106880, 116560, 125584, 156980, 165664, 186496, 207080, 233120, 243319, 251168, 313960, 331328, 414160, 466240, 486638, 502336, 627920, 662656, 828320, 932480, 973276, 1004672, 1216595, 1255840, 1656640, 1946552, 2433190, 2511680, 3313280, 3893104, 4866380, 5023360, 7786208, 9732760, 15572416, 19465520, 31144832, 38931040, 77862080, 155724160]

約数ペア:

[(1, 155724160), (2, 77862080), (4, 38931040), (5, 31144832), (8, 19465520), (10, 15572416), (16, 9732760), (20, 7786208), (31, 5023360), (32, 4866380), (40, 3893104), (47, 3313280), (62, 2511680), (64, 2433190), (80, 1946552), (94, 1656640), (124, 1255840), (128, 1216595), (155, 1004672), (160, 973276), (167, 932480), (188, 828320), (235, 662656), (248, 627920), (310, 502336), (320, 486638), (334, 466240), (376, 414160), (470, 331328), (496, 313960), (620, 251168), (640, 243319), (668, 233120), (752, 207080), (835, 186496), (940, 165664), (992, 156980), (1240, 125584), (1336, 116560), (1457, 106880), (1504, 103540), (1670, 93248), (1880, 82832), (1984, 78490), (2480, 62792), (2672, 58280), (2914, 53440), (3008, 51770), (3340, 46624), (3760, 41416), (3968, 39245), (4960, 31396), (5177, 30080), (5344, 29140), (5828, 26720), (6016, 25885), (6680, 23312), (7285, 21376), (7520, 20708), (7849, 19840), (9920, 15698), (10354, 15040), (10688, 14570), (11656, 13360)]