20279160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1$

素因数の和:603

約数の個数: 160

約数和(自身を含む): 74487600

約数和(自身を除く): 54208440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 569, 594, 648, 660, 792, 810, 891, 990, 1080, 1138, 1188, 1320, 1485, 1620, 1707, 1782, 1980, 2276, 2376, 2845, 2970, 3240, 3414, 3564, 3960, 4455, 4552, 5121, 5690, 5940, 6259, 6828, 7128, 8535, 8910, 10242, 11380, 11880, 12518, 13656, 15363, 17070, 17820, 18777, 20484, 22760, 25036, 25605, 30726, 31295, 34140, 35640, 37554, 40968, 46089, 50072, 51210, 56331, 61452, 62590, 68280, 75108, 76815, 92178, 93885, 102420, 112662, 122904, 125180, 150216, 153630, 168993, 184356, 187770, 204840, 225324, 230445, 250360, 281655, 307260, 337986, 368712, 375540, 450648, 460890, 506979, 563310, 614520, 675972, 751080, 844965, 921780, 1013958, 1126620, 1351944, 1689930, 1843560, 2027916, 2253240, 2534895, 3379860, 4055832, 5069790, 6759720, 10139580, 20279160]

約数ペア:

[(1, 20279160), (2, 10139580), (3, 6759720), (4, 5069790), (5, 4055832), (6, 3379860), (8, 2534895), (9, 2253240), (10, 2027916), (11, 1843560), (12, 1689930), (15, 1351944), (18, 1126620), (20, 1013958), (22, 921780), (24, 844965), (27, 751080), (30, 675972), (33, 614520), (36, 563310), (40, 506979), (44, 460890), (45, 450648), (54, 375540), (55, 368712), (60, 337986), (66, 307260), (72, 281655), (81, 250360), (88, 230445), (90, 225324), (99, 204840), (108, 187770), (110, 184356), (120, 168993), (132, 153630), (135, 150216), (162, 125180), (165, 122904), (180, 112662), (198, 102420), (216, 93885), (220, 92178), (264, 76815), (270, 75108), (297, 68280), (324, 62590), (330, 61452), (360, 56331), (396, 51210), (405, 50072), (440, 46089), (495, 40968), (540, 37554), (569, 35640), (594, 34140), (648, 31295), (660, 30726), (792, 25605), (810, 25036), (891, 22760), (990, 20484), (1080, 18777), (1138, 17820), (1188, 17070), (1320, 15363), (1485, 13656), (1620, 12518), (1707, 11880), (1782, 11380), (1980, 10242), (2276, 8910), (2376, 8535), (2845, 7128), (2970, 6828), (3240, 6259), (3414, 5940), (3564, 5690), (3960, 5121), (4455, 4552)]