81847260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1$

素因数の和:1566

約数の個数: 144

約数和(自身を含む): 281054592

約数和(自身を除く): 199207332

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, 243, 270, 297, 324, 330, 396, 405, 486, 495, 540, 594, 660, 810, 891, 972, 990, 1188, 1215, 1485, 1531, 1620, 1782, 1980, 2430, 2673, 2970, 3062, 3564, 4455, 4593, 4860, 5346, 5940, 6124, 7655, 8910, 9186, 10692, 13365, 13779, 15310, 16841, 17820, 18372, 22965, 26730, 27558, 30620, 33682, 41337, 45930, 50523, 53460, 55116, 67364, 68895, 82674, 84205, 91860, 101046, 124011, 137790, 151569, 165348, 168410, 202092, 206685, 248022, 252615, 275580, 303138, 336820, 372033, 413370, 454707, 496044, 505230, 606276, 620055, 744066, 757845, 826740, 909414, 1010460, 1240110, 1364121, 1488132, 1515690, 1818828, 1860165, 2273535, 2480220, 2728242, 3031380, 3720330, 4092363, 4547070, 5456484, 6820605, 7440660, 8184726, 9094140, 13641210, 16369452, 20461815, 27282420, 40923630, 81847260]

約数ペア:

[(1, 81847260), (2, 40923630), (3, 27282420), (4, 20461815), (5, 16369452), (6, 13641210), (9, 9094140), (10, 8184726), (11, 7440660), (12, 6820605), (15, 5456484), (18, 4547070), (20, 4092363), (22, 3720330), (27, 3031380), (30, 2728242), (33, 2480220), (36, 2273535), (44, 1860165), (45, 1818828), (54, 1515690), (55, 1488132), (60, 1364121), (66, 1240110), (81, 1010460), (90, 909414), (99, 826740), (108, 757845), (110, 744066), (132, 620055), (135, 606276), (162, 505230), (165, 496044), (180, 454707), (198, 413370), (220, 372033), (243, 336820), (270, 303138), (297, 275580), (324, 252615), (330, 248022), (396, 206685), (405, 202092), (486, 168410), (495, 165348), (540, 151569), (594, 137790), (660, 124011), (810, 101046), (891, 91860), (972, 84205), (990, 82674), (1188, 68895), (1215, 67364), (1485, 55116), (1531, 53460), (1620, 50523), (1782, 45930), (1980, 41337), (2430, 33682), (2673, 30620), (2970, 27558), (3062, 26730), (3564, 22965), (4455, 18372), (4593, 17820), (4860, 16841), (5346, 15310), (5940, 13779), (6124, 13365), (7655, 10692), (8910, 9186)]