18021360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 160

約数和(自身を含む): 67709952

約数和(自身を除く): 49688592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 631, 680, 714, 816, 840, 952, 1020, 1190, 1262, 1360, 1428, 1680, 1785, 1893, 1904, 2040, 2380, 2524, 2856, 3155, 3570, 3786, 4080, 4417, 4760, 5048, 5712, 6310, 7140, 7572, 8834, 9465, 9520, 10096, 10727, 12620, 13251, 14280, 15144, 17668, 18930, 21454, 22085, 25240, 26502, 28560, 30288, 32181, 35336, 37860, 42908, 44170, 50480, 53004, 53635, 64362, 66255, 70672, 75089, 75720, 85816, 88340, 106008, 107270, 128724, 132510, 150178, 151440, 160905, 171632, 176680, 212016, 214540, 225267, 257448, 265020, 300356, 321810, 353360, 375445, 429080, 450534, 514896, 530040, 600712, 643620, 750890, 858160, 901068, 1060080, 1126335, 1201424, 1287240, 1501780, 1802136, 2252670, 2574480, 3003560, 3604272, 4505340, 6007120, 9010680, 18021360]

約数ペア:

[(1, 18021360), (2, 9010680), (3, 6007120), (4, 4505340), (5, 3604272), (6, 3003560), (7, 2574480), (8, 2252670), (10, 1802136), (12, 1501780), (14, 1287240), (15, 1201424), (16, 1126335), (17, 1060080), (20, 901068), (21, 858160), (24, 750890), (28, 643620), (30, 600712), (34, 530040), (35, 514896), (40, 450534), (42, 429080), (48, 375445), (51, 353360), (56, 321810), (60, 300356), (68, 265020), (70, 257448), (80, 225267), (84, 214540), (85, 212016), (102, 176680), (105, 171632), (112, 160905), (119, 151440), (120, 150178), (136, 132510), (140, 128724), (168, 107270), (170, 106008), (204, 88340), (210, 85816), (238, 75720), (240, 75089), (255, 70672), (272, 66255), (280, 64362), (336, 53635), (340, 53004), (357, 50480), (408, 44170), (420, 42908), (476, 37860), (510, 35336), (560, 32181), (595, 30288), (631, 28560), (680, 26502), (714, 25240), (816, 22085), (840, 21454), (952, 18930), (1020, 17668), (1190, 15144), (1262, 14280), (1360, 13251), (1428, 12620), (1680, 10727), (1785, 10096), (1893, 9520), (1904, 9465), (2040, 8834), (2380, 7572), (2524, 7140), (2856, 6310), (3155, 5712), (3570, 5048), (3786, 4760), (4080, 4417)]