81477660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3011}}^1$

素因数の和:3075

約数の個数: 96

約数和(自身を含む): 255032064

約数和(自身を除く): 173554404

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 41, 44, 55, 60, 66, 82, 110, 123, 132, 164, 165, 205, 220, 246, 330, 410, 451, 492, 615, 660, 820, 902, 1230, 1353, 1804, 2255, 2460, 2706, 3011, 4510, 5412, 6022, 6765, 9020, 9033, 12044, 13530, 15055, 18066, 27060, 30110, 33121, 36132, 45165, 60220, 66242, 90330, 99363, 123451, 132484, 165605, 180660, 198726, 246902, 331210, 370353, 397452, 493804, 496815, 617255, 662420, 740706, 993630, 1234510, 1357961, 1481412, 1851765, 1987260, 2469020, 2715922, 3703530, 4073883, 5431844, 6789805, 7407060, 8147766, 13579610, 16295532, 20369415, 27159220, 40738830, 81477660]

約数ペア:

[(1, 81477660), (2, 40738830), (3, 27159220), (4, 20369415), (5, 16295532), (6, 13579610), (10, 8147766), (11, 7407060), (12, 6789805), (15, 5431844), (20, 4073883), (22, 3703530), (30, 2715922), (33, 2469020), (41, 1987260), (44, 1851765), (55, 1481412), (60, 1357961), (66, 1234510), (82, 993630), (110, 740706), (123, 662420), (132, 617255), (164, 496815), (165, 493804), (205, 397452), (220, 370353), (246, 331210), (330, 246902), (410, 198726), (451, 180660), (492, 165605), (615, 132484), (660, 123451), (820, 99363), (902, 90330), (1230, 66242), (1353, 60220), (1804, 45165), (2255, 36132), (2460, 33121), (2706, 30110), (3011, 27060), (4510, 18066), (5412, 15055), (6022, 13530), (6765, 12044), (9020, 9033)]