217400640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{523}}^1$

素因数の和:976

約数の個数: 112

約数和(自身を含む): 693163968

約数和(自身を除く): 475763328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 433, 480, 523, 866, 960, 1046, 1299, 1569, 1732, 2092, 2165, 2598, 2615, 3138, 3464, 4184, 4330, 5196, 5230, 6276, 6495, 6928, 7845, 8368, 8660, 10392, 10460, 12552, 12990, 13856, 15690, 16736, 17320, 20784, 20920, 25104, 25980, 27712, 31380, 33472, 34640, 41568, 41840, 50208, 51960, 62760, 69280, 83136, 83680, 100416, 103920, 125520, 138560, 167360, 207840, 226459, 251040, 415680, 452918, 502080, 679377, 905836, 1132295, 1358754, 1811672, 2264590, 2717508, 3396885, 3623344, 4529180, 5435016, 6793770, 7246688, 9058360, 10870032, 13587540, 14493376, 18116720, 21740064, 27175080, 36233440, 43480128, 54350160, 72466880, 108700320, 217400640]

約数ペア:

[(1, 217400640), (2, 108700320), (3, 72466880), (4, 54350160), (5, 43480128), (6, 36233440), (8, 27175080), (10, 21740064), (12, 18116720), (15, 14493376), (16, 13587540), (20, 10870032), (24, 9058360), (30, 7246688), (32, 6793770), (40, 5435016), (48, 4529180), (60, 3623344), (64, 3396885), (80, 2717508), (96, 2264590), (120, 1811672), (160, 1358754), (192, 1132295), (240, 905836), (320, 679377), (433, 502080), (480, 452918), (523, 415680), (866, 251040), (960, 226459), (1046, 207840), (1299, 167360), (1569, 138560), (1732, 125520), (2092, 103920), (2165, 100416), (2598, 83680), (2615, 83136), (3138, 69280), (3464, 62760), (4184, 51960), (4330, 50208), (5196, 41840), (5230, 41568), (6276, 34640), (6495, 33472), (6928, 31380), (7845, 27712), (8368, 25980), (8660, 25104), (10392, 20920), (10460, 20784), (12552, 17320), (12990, 16736), (13856, 15690)]