207908320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 512096256

約数和(自身を除く): 304187936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 167, 248, 251, 310, 334, 496, 502, 620, 668, 835, 992, 1004, 1240, 1255, 1336, 1670, 2008, 2480, 2510, 2672, 3340, 4016, 4960, 5020, 5177, 5344, 6680, 7781, 8032, 10040, 10354, 13360, 15562, 20080, 20708, 25885, 26720, 31124, 38905, 40160, 41416, 41917, 51770, 62248, 77810, 82832, 83834, 103540, 124496, 155620, 165664, 167668, 207080, 209585, 248992, 311240, 335336, 414160, 419170, 622480, 670672, 828320, 838340, 1244960, 1299427, 1341344, 1676680, 2598854, 3353360, 5197708, 6497135, 6706720, 10395416, 12994270, 20790832, 25988540, 41581664, 51977080, 103954160, 207908320]

約数ペア:

[(1, 207908320), (2, 103954160), (4, 51977080), (5, 41581664), (8, 25988540), (10, 20790832), (16, 12994270), (20, 10395416), (31, 6706720), (32, 6497135), (40, 5197708), (62, 3353360), (80, 2598854), (124, 1676680), (155, 1341344), (160, 1299427), (167, 1244960), (248, 838340), (251, 828320), (310, 670672), (334, 622480), (496, 419170), (502, 414160), (620, 335336), (668, 311240), (835, 248992), (992, 209585), (1004, 207080), (1240, 167668), (1255, 165664), (1336, 155620), (1670, 124496), (2008, 103540), (2480, 83834), (2510, 82832), (2672, 77810), (3340, 62248), (4016, 51770), (4960, 41917), (5020, 41416), (5177, 40160), (5344, 38905), (6680, 31124), (7781, 26720), (8032, 25885), (10040, 20708), (10354, 20080), (13360, 15562)]