213888840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5227}}^1$

素因数の和:5283

約数の個数: 128

約数和(自身を含む): 722718720

約数和(自身を除く): 508829880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 5227, 6820, 8184, 10230, 10454, 13640, 15681, 20460, 20908, 26135, 31362, 40920, 41816, 52270, 57497, 62724, 78405, 104540, 114994, 125448, 156810, 162037, 172491, 209080, 229988, 287485, 313620, 324074, 344982, 459976, 486111, 574970, 627240, 648148, 689964, 810185, 862455, 972222, 1149940, 1296296, 1379928, 1620370, 1724910, 1782407, 1944444, 2299880, 2430555, 3240740, 3449820, 3564814, 3888888, 4861110, 5347221, 6481480, 6899640, 7129628, 8912035, 9722220, 10694442, 14259256, 17824070, 19444440, 21388884, 26736105, 35648140, 42777768, 53472210, 71296280, 106944420, 213888840]

約数ペア:

[(1, 213888840), (2, 106944420), (3, 71296280), (4, 53472210), (5, 42777768), (6, 35648140), (8, 26736105), (10, 21388884), (11, 19444440), (12, 17824070), (15, 14259256), (20, 10694442), (22, 9722220), (24, 8912035), (30, 7129628), (31, 6899640), (33, 6481480), (40, 5347221), (44, 4861110), (55, 3888888), (60, 3564814), (62, 3449820), (66, 3240740), (88, 2430555), (93, 2299880), (110, 1944444), (120, 1782407), (124, 1724910), (132, 1620370), (155, 1379928), (165, 1296296), (186, 1149940), (220, 972222), (248, 862455), (264, 810185), (310, 689964), (330, 648148), (341, 627240), (372, 574970), (440, 486111), (465, 459976), (620, 344982), (660, 324074), (682, 313620), (744, 287485), (930, 229988), (1023, 209080), (1240, 172491), (1320, 162037), (1364, 156810), (1705, 125448), (1860, 114994), (2046, 104540), (2728, 78405), (3410, 62724), (3720, 57497), (4092, 52270), (5115, 41816), (5227, 40920), (6820, 31362), (8184, 26135), (10230, 20908), (10454, 20460), (13640, 15681)]