666380880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7649}}^1$

素因数の和:7690

約数の個数: 180

約数和(自身を含む): 2460194100

約数和(自身を除く): 1793813220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 3630, 3960, 4356, 4840, 5445, 5808, 7260, 7649, 7920, 8712, 9680, 10890, 14520, 15298, 17424, 21780, 22947, 29040, 30596, 38245, 43560, 45894, 61192, 68841, 76490, 84139, 87120, 91788, 114735, 122384, 137682, 152980, 168278, 183576, 229470, 252417, 275364, 305960, 336556, 344205, 367152, 420695, 458940, 504834, 550728, 611920, 673112, 688410, 757251, 841390, 917880, 925529, 1009668, 1101456, 1262085, 1346224, 1376820, 1514502, 1682780, 1835760, 1851058, 2019336, 2524170, 2753640, 2776587, 3029004, 3365560, 3702116, 3786255, 4038672, 4627645, 5048340, 5507280, 5553174, 6058008, 6731120, 7404232, 7572510, 8329761, 9255290, 10096680, 11106348, 12116016, 13882935, 14808464, 15145020, 16659522, 18510580, 20193360, 22212696, 27765870, 30290040, 33319044, 37021160, 41648805, 44425392, 55531740, 60580080, 66638088, 74042320, 83297610, 111063480, 133276176, 166595220, 222126960, 333190440, 666380880]

約数ペア:

[(1, 666380880), (2, 333190440), (3, 222126960), (4, 166595220), (5, 133276176), (6, 111063480), (8, 83297610), (9, 74042320), (10, 66638088), (11, 60580080), (12, 55531740), (15, 44425392), (16, 41648805), (18, 37021160), (20, 33319044), (22, 30290040), (24, 27765870), (30, 22212696), (33, 20193360), (36, 18510580), (40, 16659522), (44, 15145020), (45, 14808464), (48, 13882935), (55, 12116016), (60, 11106348), (66, 10096680), (72, 9255290), (80, 8329761), (88, 7572510), (90, 7404232), (99, 6731120), (110, 6058008), (120, 5553174), (121, 5507280), (132, 5048340), (144, 4627645), (165, 4038672), (176, 3786255), (180, 3702116), (198, 3365560), (220, 3029004), (240, 2776587), (242, 2753640), (264, 2524170), (330, 2019336), (360, 1851058), (363, 1835760), (396, 1682780), (440, 1514502), (484, 1376820), (495, 1346224), (528, 1262085), (605, 1101456), (660, 1009668), (720, 925529), (726, 917880), (792, 841390), (880, 757251), (968, 688410), (990, 673112), (1089, 611920), (1210, 550728), (1320, 504834), (1452, 458940), (1584, 420695), (1815, 367152), (1936, 344205), (1980, 336556), (2178, 305960), (2420, 275364), (2640, 252417), (2904, 229470), (3630, 183576), (3960, 168278), (4356, 152980), (4840, 137682), (5445, 122384), (5808, 114735), (7260, 91788), (7649, 87120), (7920, 84139), (8712, 76490), (9680, 68841), (10890, 61192), (14520, 45894), (15298, 43560), (17424, 38245), (21780, 30596), (22947, 29040)]