255655140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 811345920

約数和(自身を除く): 555690780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 97, 109, 124, 130, 155, 156, 186, 194, 195, 218, 260, 291, 310, 327, 372, 388, 390, 403, 436, 465, 485, 545, 582, 620, 654, 780, 806, 930, 970, 1090, 1164, 1209, 1261, 1308, 1417, 1455, 1612, 1635, 1860, 1940, 2015, 2180, 2418, 2522, 2834, 2910, 3007, 3270, 3379, 3783, 4030, 4251, 4836, 5044, 5668, 5820, 6014, 6045, 6305, 6540, 6758, 7085, 7566, 8060, 8502, 9021, 10137, 10573, 12028, 12090, 12610, 13516, 14170, 15035, 15132, 16895, 17004, 18042, 18915, 20274, 21146, 21255, 24180, 25220, 28340, 30070, 31719, 33790, 36084, 37830, 39091, 40548, 42292, 42510, 43927, 45105, 50685, 52865, 60140, 63438, 67580, 75660, 78182, 85020, 87854, 90210, 101370, 105730, 117273, 126876, 131781, 137449, 156364, 158595, 175708, 180420, 195455, 202740, 211460, 219635, 234546, 263562, 274898, 317190, 327763, 390910, 412347, 439270, 469092, 527124, 549796, 586365, 634380, 655526, 658905, 687245, 781820, 824694, 878540, 983289, 1172730, 1311052, 1317810, 1374490, 1638815, 1649388, 1966578, 2061735, 2345460, 2635620, 2748980, 3277630, 3933156, 4123470, 4260919, 4916445, 6555260, 8246940, 8521838, 9832890, 12782757, 17043676, 19665780, 21304595, 25565514, 42609190, 51131028, 63913785, 85218380, 127827570, 255655140]

約数ペア:

[(1, 255655140), (2, 127827570), (3, 85218380), (4, 63913785), (5, 51131028), (6, 42609190), (10, 25565514), (12, 21304595), (13, 19665780), (15, 17043676), (20, 12782757), (26, 9832890), (30, 8521838), (31, 8246940), (39, 6555260), (52, 4916445), (60, 4260919), (62, 4123470), (65, 3933156), (78, 3277630), (93, 2748980), (97, 2635620), (109, 2345460), (124, 2061735), (130, 1966578), (155, 1649388), (156, 1638815), (186, 1374490), (194, 1317810), (195, 1311052), (218, 1172730), (260, 983289), (291, 878540), (310, 824694), (327, 781820), (372, 687245), (388, 658905), (390, 655526), (403, 634380), (436, 586365), (465, 549796), (485, 527124), (545, 469092), (582, 439270), (620, 412347), (654, 390910), (780, 327763), (806, 317190), (930, 274898), (970, 263562), (1090, 234546), (1164, 219635), (1209, 211460), (1261, 202740), (1308, 195455), (1417, 180420), (1455, 175708), (1612, 158595), (1635, 156364), (1860, 137449), (1940, 131781), (2015, 126876), (2180, 117273), (2418, 105730), (2522, 101370), (2834, 90210), (2910, 87854), (3007, 85020), (3270, 78182), (3379, 75660), (3783, 67580), (4030, 63438), (4251, 60140), (4836, 52865), (5044, 50685), (5668, 45105), (5820, 43927), (6014, 42510), (6045, 42292), (6305, 40548), (6540, 39091), (6758, 37830), (7085, 36084), (7566, 33790), (8060, 31719), (8502, 30070), (9021, 28340), (10137, 25220), (10573, 24180), (12028, 21255), (12090, 21146), (12610, 20274), (13516, 18915), (14170, 18042), (15035, 17004), (15132, 16895)]