178830180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1871}}^1$

素因数の和:1951

約数の個数: 120

約数和(自身を含む): 570810240

約数和(自身を除く): 391980060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 81, 90, 108, 118, 135, 162, 177, 180, 236, 270, 295, 324, 354, 405, 531, 540, 590, 708, 810, 885, 1062, 1180, 1593, 1620, 1770, 1871, 2124, 2655, 3186, 3540, 3742, 4779, 5310, 5613, 6372, 7484, 7965, 9355, 9558, 10620, 11226, 15930, 16839, 18710, 19116, 22452, 23895, 28065, 31860, 33678, 37420, 47790, 50517, 56130, 67356, 84195, 95580, 101034, 110389, 112260, 151551, 168390, 202068, 220778, 252585, 303102, 331167, 336780, 441556, 505170, 551945, 606204, 662334, 757755, 993501, 1010340, 1103890, 1324668, 1515510, 1655835, 1987002, 2207780, 2980503, 3031020, 3311670, 3974004, 4967505, 5961006, 6623340, 8941509, 9935010, 11922012, 14902515, 17883018, 19870020, 29805030, 35766036, 44707545, 59610060, 89415090, 178830180]

約数ペア:

[(1, 178830180), (2, 89415090), (3, 59610060), (4, 44707545), (5, 35766036), (6, 29805030), (9, 19870020), (10, 17883018), (12, 14902515), (15, 11922012), (18, 9935010), (20, 8941509), (27, 6623340), (30, 5961006), (36, 4967505), (45, 3974004), (54, 3311670), (59, 3031020), (60, 2980503), (81, 2207780), (90, 1987002), (108, 1655835), (118, 1515510), (135, 1324668), (162, 1103890), (177, 1010340), (180, 993501), (236, 757755), (270, 662334), (295, 606204), (324, 551945), (354, 505170), (405, 441556), (531, 336780), (540, 331167), (590, 303102), (708, 252585), (810, 220778), (885, 202068), (1062, 168390), (1180, 151551), (1593, 112260), (1620, 110389), (1770, 101034), (1871, 95580), (2124, 84195), (2655, 67356), (3186, 56130), (3540, 50517), (3742, 47790), (4779, 37420), (5310, 33678), (5613, 31860), (6372, 28065), (7484, 23895), (7965, 22452), (9355, 19116), (9558, 18710), (10620, 16839), (11226, 15930)]