261679440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9011}}^1$

素因数の和:9049

約数の個数: 120

約数和(自身を含む): 891755424

約数和(自身を除く): 630075984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2904, 3630, 4840, 5808, 7260, 9011, 9680, 14520, 18022, 27033, 29040, 36044, 45055, 54066, 72088, 90110, 99121, 108132, 135165, 144176, 180220, 198242, 216264, 270330, 297363, 360440, 396484, 432528, 495605, 540660, 594726, 720880, 792968, 991210, 1081320, 1090331, 1189452, 1486815, 1585936, 1982420, 2162640, 2180662, 2378904, 2973630, 3270993, 3964840, 4361324, 4757808, 5451655, 5947260, 6541986, 7929680, 8722648, 10903310, 11894520, 13083972, 16354965, 17445296, 21806620, 23789040, 26167944, 32709930, 43613240, 52335888, 65419860, 87226480, 130839720, 261679440]

約数ペア:

[(1, 261679440), (2, 130839720), (3, 87226480), (4, 65419860), (5, 52335888), (6, 43613240), (8, 32709930), (10, 26167944), (11, 23789040), (12, 21806620), (15, 17445296), (16, 16354965), (20, 13083972), (22, 11894520), (24, 10903310), (30, 8722648), (33, 7929680), (40, 6541986), (44, 5947260), (48, 5451655), (55, 4757808), (60, 4361324), (66, 3964840), (80, 3270993), (88, 2973630), (110, 2378904), (120, 2180662), (121, 2162640), (132, 1982420), (165, 1585936), (176, 1486815), (220, 1189452), (240, 1090331), (242, 1081320), (264, 991210), (330, 792968), (363, 720880), (440, 594726), (484, 540660), (528, 495605), (605, 432528), (660, 396484), (726, 360440), (880, 297363), (968, 270330), (1210, 216264), (1320, 198242), (1452, 180220), (1815, 144176), (1936, 135165), (2420, 108132), (2640, 99121), (2904, 90110), (3630, 72088), (4840, 54066), (5808, 45055), (7260, 36044), (9011, 29040), (9680, 27033), (14520, 18022)]