1220188860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68473}}^1$

素因数の和:68505

約数の個数: 120

約数和(自身を含む): 4175818416

約数和(自身を除く): 2955629556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 17820, 68473, 136946, 205419, 273892, 342365, 410838, 616257, 684730, 753203, 821676, 1027095, 1232514, 1369460, 1506406, 1848771, 2054190, 2259609, 2465028, 3012812, 3081285, 3697542, 3766015, 4108380, 4519218, 5546313, 6162570, 6778827, 7395084, 7532030, 9038436, 9243855, 11092626, 11298045, 12325140, 13557654, 15064060, 18487710, 20336481, 22185252, 22596090, 27115308, 27731565, 33894135, 36975420, 40672962, 45192180, 55463130, 61009443, 67788270, 81345924, 101682405, 110926260, 122018886, 135576540, 203364810, 244037772, 305047215, 406729620, 610094430, 1220188860]

約数ペア:

[(1, 1220188860), (2, 610094430), (3, 406729620), (4, 305047215), (5, 244037772), (6, 203364810), (9, 135576540), (10, 122018886), (11, 110926260), (12, 101682405), (15, 81345924), (18, 67788270), (20, 61009443), (22, 55463130), (27, 45192180), (30, 40672962), (33, 36975420), (36, 33894135), (44, 27731565), (45, 27115308), (54, 22596090), (55, 22185252), (60, 20336481), (66, 18487710), (81, 15064060), (90, 13557654), (99, 12325140), (108, 11298045), (110, 11092626), (132, 9243855), (135, 9038436), (162, 7532030), (165, 7395084), (180, 6778827), (198, 6162570), (220, 5546313), (270, 4519218), (297, 4108380), (324, 3766015), (330, 3697542), (396, 3081285), (405, 3012812), (495, 2465028), (540, 2259609), (594, 2054190), (660, 1848771), (810, 1506406), (891, 1369460), (990, 1232514), (1188, 1027095), (1485, 821676), (1620, 753203), (1782, 684730), (1980, 616257), (2970, 410838), (3564, 342365), (4455, 273892), (5940, 205419), (8910, 136946), (17820, 68473)]