220183020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{64381}}^1$

素因数の和:64415

約数の個数: 72

約数和(自身を含む): 703051440

約数和(自身を除く): 482868420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 64381, 128762, 193143, 257524, 321905, 386286, 579429, 643810, 772572, 965715, 1158858, 1223239, 1287620, 1931430, 2317716, 2446478, 2897145, 3669717, 3862860, 4892956, 5794290, 6116195, 7339434, 11009151, 11588580, 12232390, 14678868, 18348585, 22018302, 24464780, 36697170, 44036604, 55045755, 73394340, 110091510, 220183020]

約数ペア:

[(1, 220183020), (2, 110091510), (3, 73394340), (4, 55045755), (5, 44036604), (6, 36697170), (9, 24464780), (10, 22018302), (12, 18348585), (15, 14678868), (18, 12232390), (19, 11588580), (20, 11009151), (30, 7339434), (36, 6116195), (38, 5794290), (45, 4892956), (57, 3862860), (60, 3669717), (76, 2897145), (90, 2446478), (95, 2317716), (114, 1931430), (171, 1287620), (180, 1223239), (190, 1158858), (228, 965715), (285, 772572), (342, 643810), (380, 579429), (570, 386286), (684, 321905), (855, 257524), (1140, 193143), (1710, 128762), (3420, 64381)]