181111140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{15971}}^1$

素因数の和:15999

約数の個数: 120

約数和(自身を含む): 649357632

約数和(自身を除く): 468246492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 15971, 31942, 47913, 63884, 79855, 95826, 111797, 143739, 159710, 191652, 223594, 239565, 287478, 319420, 335391, 431217, 447188, 479130, 558985, 574956, 670782, 718695, 862434, 958260, 1006173, 1117970, 1293651, 1341564, 1437390, 1676955, 1724868, 2012346, 2156085, 2235940, 2587302, 2874780, 3018519, 3353910, 4024692, 4312170, 5030865, 5174604, 6037038, 6468255, 6707820, 8624340, 9055557, 10061730, 12074076, 12936510, 15092595, 18111114, 20123460, 25873020, 30185190, 36222228, 45277785, 60370380, 90555570, 181111140]

約数ペア:

[(1, 181111140), (2, 90555570), (3, 60370380), (4, 45277785), (5, 36222228), (6, 30185190), (7, 25873020), (9, 20123460), (10, 18111114), (12, 15092595), (14, 12936510), (15, 12074076), (18, 10061730), (20, 9055557), (21, 8624340), (27, 6707820), (28, 6468255), (30, 6037038), (35, 5174604), (36, 5030865), (42, 4312170), (45, 4024692), (54, 3353910), (60, 3018519), (63, 2874780), (70, 2587302), (81, 2235940), (84, 2156085), (90, 2012346), (105, 1724868), (108, 1676955), (126, 1437390), (135, 1341564), (140, 1293651), (162, 1117970), (180, 1006173), (189, 958260), (210, 862434), (252, 718695), (270, 670782), (315, 574956), (324, 558985), (378, 479130), (405, 447188), (420, 431217), (540, 335391), (567, 319420), (630, 287478), (756, 239565), (810, 223594), (945, 191652), (1134, 159710), (1260, 143739), (1620, 111797), (1890, 95826), (2268, 79855), (2835, 63884), (3780, 47913), (5670, 31942), (11340, 15971)]