221772636

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10459}}^1$

素因数の和:10519

約数の個数: 72

約数和(自身を含む): 609190400

約数和(自身を除く): 387417764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 10459, 10602, 20918, 21204, 31377, 41836, 62754, 94131, 125508, 188262, 198721, 324229, 376524, 397442, 596163, 648458, 794884, 972687, 1192326, 1296916, 1788489, 1945374, 2384652, 2918061, 3576978, 3890748, 5836122, 6160351, 7153956, 11672244, 12320702, 18481053, 24641404, 36962106, 55443159, 73924212, 110886318, 221772636]

約数ペア:

[(1, 221772636), (2, 110886318), (3, 73924212), (4, 55443159), (6, 36962106), (9, 24641404), (12, 18481053), (18, 12320702), (19, 11672244), (31, 7153956), (36, 6160351), (38, 5836122), (57, 3890748), (62, 3576978), (76, 2918061), (93, 2384652), (114, 1945374), (124, 1788489), (171, 1296916), (186, 1192326), (228, 972687), (279, 794884), (342, 648458), (372, 596163), (558, 397442), (589, 376524), (684, 324229), (1116, 198721), (1178, 188262), (1767, 125508), (2356, 94131), (3534, 62754), (5301, 41836), (7068, 31377), (10459, 21204), (10602, 20918)]