81090072

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 267321600

約数和(自身を除く): 186231528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 59, 63, 72, 81, 84, 101, 108, 118, 126, 162, 168, 177, 189, 202, 216, 236, 243, 252, 303, 324, 354, 378, 404, 413, 472, 486, 504, 531, 567, 606, 648, 707, 708, 756, 808, 826, 909, 972, 1062, 1134, 1212, 1239, 1414, 1416, 1512, 1593, 1652, 1701, 1818, 1944, 2121, 2124, 2268, 2424, 2478, 2727, 2828, 3186, 3304, 3402, 3636, 3717, 4242, 4248, 4536, 4779, 4956, 5454, 5656, 5959, 6363, 6372, 6804, 7272, 7434, 8181, 8484, 9558, 9912, 10908, 11151, 11918, 12726, 12744, 13608, 14337, 14868, 16362, 16968, 17877, 19089, 19116, 21816, 22302, 23836, 24543, 25452, 28674, 29736, 32724, 33453, 35754, 38178, 38232, 41713, 44604, 47672, 49086, 50904, 53631, 57267, 57348, 65448, 66906, 71508, 76356, 83426, 89208, 98172, 100359, 107262, 114534, 114696, 125139, 133812, 143016, 152712, 160893, 166852, 171801, 196344, 200718, 214524, 229068, 250278, 267624, 321786, 333704, 343602, 375417, 401436, 429048, 458136, 482679, 500556, 643572, 687204, 750834, 802872, 965358, 1001112, 1126251, 1287144, 1374408, 1448037, 1501668, 1930716, 2252502, 2896074, 3003336, 3378753, 3861432, 4505004, 5792148, 6757506, 9010008, 10136259, 11584296, 13515012, 20272518, 27030024, 40545036, 81090072]

約数ペア:

[(1, 81090072), (2, 40545036), (3, 27030024), (4, 20272518), (6, 13515012), (7, 11584296), (8, 10136259), (9, 9010008), (12, 6757506), (14, 5792148), (18, 4505004), (21, 3861432), (24, 3378753), (27, 3003336), (28, 2896074), (36, 2252502), (42, 1930716), (54, 1501668), (56, 1448037), (59, 1374408), (63, 1287144), (72, 1126251), (81, 1001112), (84, 965358), (101, 802872), (108, 750834), (118, 687204), (126, 643572), (162, 500556), (168, 482679), (177, 458136), (189, 429048), (202, 401436), (216, 375417), (236, 343602), (243, 333704), (252, 321786), (303, 267624), (324, 250278), (354, 229068), (378, 214524), (404, 200718), (413, 196344), (472, 171801), (486, 166852), (504, 160893), (531, 152712), (567, 143016), (606, 133812), (648, 125139), (707, 114696), (708, 114534), (756, 107262), (808, 100359), (826, 98172), (909, 89208), (972, 83426), (1062, 76356), (1134, 71508), (1212, 66906), (1239, 65448), (1414, 57348), (1416, 57267), (1512, 53631), (1593, 50904), (1652, 49086), (1701, 47672), (1818, 44604), (1944, 41713), (2121, 38232), (2124, 38178), (2268, 35754), (2424, 33453), (2478, 32724), (2727, 29736), (2828, 28674), (3186, 25452), (3304, 24543), (3402, 23836), (3636, 22302), (3717, 21816), (4242, 19116), (4248, 19089), (4536, 17877), (4779, 16968), (4956, 16362), (5454, 14868), (5656, 14337), (5959, 13608), (6363, 12744), (6372, 12726), (6804, 11918), (7272, 11151), (7434, 10908), (8181, 9912), (8484, 9558)]