191121930

素因数分解:

$2^1\times 3^9\times 5^1\times {\mathrm{971}}^1$

素因数の和:1005

約数の個数: 80

約数和(自身を含む): 516551904

約数和(自身を除く): 325429974

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 971, 1215, 1458, 1942, 2187, 2430, 2913, 3645, 4374, 4855, 5826, 6561, 7290, 8739, 9710, 10935, 13122, 14565, 17478, 19683, 21870, 26217, 29130, 32805, 39366, 43695, 52434, 65610, 78651, 87390, 98415, 131085, 157302, 196830, 235953, 262170, 393255, 471906, 707859, 786510, 1179765, 1415718, 2123577, 2359530, 3539295, 4247154, 6370731, 7078590, 10617885, 12741462, 19112193, 21235770, 31853655, 38224386, 63707310, 95560965, 191121930]

約数ペア:

[(1, 191121930), (2, 95560965), (3, 63707310), (5, 38224386), (6, 31853655), (9, 21235770), (10, 19112193), (15, 12741462), (18, 10617885), (27, 7078590), (30, 6370731), (45, 4247154), (54, 3539295), (81, 2359530), (90, 2123577), (135, 1415718), (162, 1179765), (243, 786510), (270, 707859), (405, 471906), (486, 393255), (729, 262170), (810, 235953), (971, 196830), (1215, 157302), (1458, 131085), (1942, 98415), (2187, 87390), (2430, 78651), (2913, 65610), (3645, 52434), (4374, 43695), (4855, 39366), (5826, 32805), (6561, 29130), (7290, 26217), (8739, 21870), (9710, 19683), (10935, 17478), (13122, 14565)]