201817920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4889}}^1$

素因数の和:4952

約数の個数: 112

約数和(自身を含む): 655807680

約数和(自身を除く): 453989760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 4889, 5160, 6880, 8256, 9778, 10320, 13760, 14667, 19556, 20640, 24445, 29334, 39112, 41280, 48890, 58668, 73335, 78224, 97780, 117336, 146670, 156448, 195560, 210227, 234672, 293340, 312896, 391120, 420454, 469344, 586680, 630681, 782240, 840908, 938688, 1051135, 1173360, 1261362, 1564480, 1681816, 2102270, 2346720, 2522724, 3153405, 3363632, 4204540, 4693440, 5045448, 6306810, 6727264, 8409080, 10090896, 12613620, 13454528, 16818160, 20181792, 25227240, 33636320, 40363584, 50454480, 67272640, 100908960, 201817920]

約数ペア:

[(1, 201817920), (2, 100908960), (3, 67272640), (4, 50454480), (5, 40363584), (6, 33636320), (8, 25227240), (10, 20181792), (12, 16818160), (15, 13454528), (16, 12613620), (20, 10090896), (24, 8409080), (30, 6727264), (32, 6306810), (40, 5045448), (43, 4693440), (48, 4204540), (60, 3363632), (64, 3153405), (80, 2522724), (86, 2346720), (96, 2102270), (120, 1681816), (129, 1564480), (160, 1261362), (172, 1173360), (192, 1051135), (215, 938688), (240, 840908), (258, 782240), (320, 630681), (344, 586680), (430, 469344), (480, 420454), (516, 391120), (645, 312896), (688, 293340), (860, 234672), (960, 210227), (1032, 195560), (1290, 156448), (1376, 146670), (1720, 117336), (2064, 97780), (2580, 78224), (2752, 73335), (3440, 58668), (4128, 48890), (4889, 41280), (5160, 39112), (6880, 29334), (8256, 24445), (9778, 20640), (10320, 19556), (13760, 14667)]