207856280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5011}}^1$

素因数の和:5100

約数の個数: 64

約数和(自身を含む): 503405280

約数和(自身を除く): 295549000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2440, 4148, 5011, 5185, 8296, 10022, 10370, 20044, 20740, 25055, 40088, 41480, 50110, 85187, 100220, 170374, 200440, 305671, 340748, 425935, 611342, 681496, 851870, 1222684, 1528355, 1703740, 2445368, 3056710, 3407480, 5196407, 6113420, 10392814, 12226840, 20785628, 25982035, 41571256, 51964070, 103928140, 207856280]

約数ペア:

[(1, 207856280), (2, 103928140), (4, 51964070), (5, 41571256), (8, 25982035), (10, 20785628), (17, 12226840), (20, 10392814), (34, 6113420), (40, 5196407), (61, 3407480), (68, 3056710), (85, 2445368), (122, 1703740), (136, 1528355), (170, 1222684), (244, 851870), (305, 681496), (340, 611342), (488, 425935), (610, 340748), (680, 305671), (1037, 200440), (1220, 170374), (2074, 100220), (2440, 85187), (4148, 50110), (5011, 41480), (5185, 40088), (8296, 25055), (10022, 20740), (10370, 20044)]