180419580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91121}}^1$

素因数の和:91147

約数の個数: 72

約数和(自身を含む): 597031344

約数和(自身を除く): 416611764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 91121, 182242, 273363, 364484, 455605, 546726, 820089, 911210, 1002331, 1093452, 1366815, 1640178, 1822420, 2004662, 2733630, 3006993, 3280356, 4009324, 4100445, 5011655, 5467260, 6013986, 8200890, 9020979, 10023310, 12027972, 15034965, 16401780, 18041958, 20046620, 30069930, 36083916, 45104895, 60139860, 90209790, 180419580]

約数ペア:

[(1, 180419580), (2, 90209790), (3, 60139860), (4, 45104895), (5, 36083916), (6, 30069930), (9, 20046620), (10, 18041958), (11, 16401780), (12, 15034965), (15, 12027972), (18, 10023310), (20, 9020979), (22, 8200890), (30, 6013986), (33, 5467260), (36, 5011655), (44, 4100445), (45, 4009324), (55, 3280356), (60, 3006993), (66, 2733630), (90, 2004662), (99, 1822420), (110, 1640178), (132, 1366815), (165, 1093452), (180, 1002331), (198, 911210), (220, 820089), (330, 546726), (396, 455605), (495, 364484), (660, 273363), (990, 182242), (1980, 91121)]