129661720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4057}}^1$

素因数の和:4132

約数の個数: 64

約数和(自身を含む): 315550080

約数和(自身を除く): 185888360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 3196, 3995, 4057, 6392, 7990, 8114, 15980, 16228, 20285, 31960, 32456, 40570, 68969, 81140, 137938, 162280, 190679, 275876, 344845, 381358, 551752, 689690, 762716, 953395, 1379380, 1525432, 1906790, 2758760, 3241543, 3813580, 6483086, 7627160, 12966172, 16207715, 25932344, 32415430, 64830860, 129661720]

約数ペア:

[(1, 129661720), (2, 64830860), (4, 32415430), (5, 25932344), (8, 16207715), (10, 12966172), (17, 7627160), (20, 6483086), (34, 3813580), (40, 3241543), (47, 2758760), (68, 1906790), (85, 1525432), (94, 1379380), (136, 953395), (170, 762716), (188, 689690), (235, 551752), (340, 381358), (376, 344845), (470, 275876), (680, 190679), (799, 162280), (940, 137938), (1598, 81140), (1880, 68969), (3196, 40570), (3995, 32456), (4057, 31960), (6392, 20285), (7990, 16228), (8114, 15980)]