2007180

素因数分解:

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

素因数の和:90

約数の個数: 144

約数和(自身を含む): 7338240

約数和(自身を除く): 5331060

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, 59, 60, 63, 70, 81, 84, 90, 105, 108, 118, 126, 135, 140, 162, 177, 180, 189, 210, 236, 243, 252, 270, 295, 315, 324, 354, 378, 405, 413, 420, 486, 531, 540, 567, 590, 630, 708, 756, 810, 826, 885, 945, 972, 1062, 1134, 1180, 1215, 1239, 1260, 1593, 1620, 1652, 1701, 1770, 1890, 2065, 2124, 2268, 2430, 2478, 2655, 2835, 3186, 3402, 3540, 3717, 3780, 4130, 4779, 4860, 4956, 5310, 5670, 6195, 6372, 6804, 7434, 7965, 8260, 8505, 9558, 10620, 11151, 11340, 12390, 14337, 14868, 15930, 17010, 18585, 19116, 22302, 23895, 24780, 28674, 31860, 33453, 34020, 37170, 44604, 47790, 55755, 57348, 66906, 71685, 74340, 95580, 100359, 111510, 133812, 143370, 167265, 200718, 223020, 286740, 334530, 401436, 501795, 669060, 1003590, 2007180]

約数ペア:

[(1, 2007180), (2, 1003590), (3, 669060), (4, 501795), (5, 401436), (6, 334530), (7, 286740), (9, 223020), (10, 200718), (12, 167265), (14, 143370), (15, 133812), (18, 111510), (20, 100359), (21, 95580), (27, 74340), (28, 71685), (30, 66906), (35, 57348), (36, 55755), (42, 47790), (45, 44604), (54, 37170), (59, 34020), (60, 33453), (63, 31860), (70, 28674), (81, 24780), (84, 23895), (90, 22302), (105, 19116), (108, 18585), (118, 17010), (126, 15930), (135, 14868), (140, 14337), (162, 12390), (177, 11340), (180, 11151), (189, 10620), (210, 9558), (236, 8505), (243, 8260), (252, 7965), (270, 7434), (295, 6804), (315, 6372), (324, 6195), (354, 5670), (378, 5310), (405, 4956), (413, 4860), (420, 4779), (486, 4130), (531, 3780), (540, 3717), (567, 3540), (590, 3402), (630, 3186), (708, 2835), (756, 2655), (810, 2478), (826, 2430), (885, 2268), (945, 2124), (972, 2065), (1062, 1890), (1134, 1770), (1180, 1701), (1215, 1652), (1239, 1620), (1260, 1593)]