219553290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20161}}^1$

素因数の和:20196

約数の個数: 72

約数和(自身を含む): 627481764

約数和(自身を除く): 407928474

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 20161, 40322, 60483, 100805, 120966, 181449, 201610, 221771, 302415, 362898, 443542, 604830, 665313, 907245, 1108855, 1330626, 1814490, 1995939, 2217710, 2439481, 3326565, 3991878, 4878962, 6653130, 7318443, 9979695, 12197405, 14636886, 19959390, 21955329, 24394810, 36592215, 43910658, 73184430, 109776645, 219553290]

約数ペア:

[(1, 219553290), (2, 109776645), (3, 73184430), (5, 43910658), (6, 36592215), (9, 24394810), (10, 21955329), (11, 19959390), (15, 14636886), (18, 12197405), (22, 9979695), (30, 7318443), (33, 6653130), (45, 4878962), (55, 3991878), (66, 3326565), (90, 2439481), (99, 2217710), (110, 1995939), (121, 1814490), (165, 1330626), (198, 1108855), (242, 907245), (330, 665313), (363, 604830), (495, 443542), (605, 362898), (726, 302415), (990, 221771), (1089, 201610), (1210, 181449), (1815, 120966), (2178, 100805), (3630, 60483), (5445, 40322), (10890, 20161)]