56720160

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 288

約数和(自身を含む): 234928512

約数和(自身を除く): 178208352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 331, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 662, 672, 680, 714, 720, 765, 816, 840, 952, 993, 1008, 1020, 1071, 1120, 1190, 1224, 1260, 1324, 1360, 1428, 1440, 1530, 1632, 1655, 1680, 1785, 1904, 1986, 2016, 2040, 2142, 2317, 2380, 2448, 2520, 2648, 2720, 2856, 2979, 3060, 3310, 3360, 3570, 3808, 3972, 4080, 4284, 4634, 4760, 4896, 4965, 5040, 5296, 5355, 5627, 5712, 5958, 6120, 6620, 6951, 7140, 7944, 8160, 8568, 9268, 9520, 9930, 10080, 10592, 10710, 11254, 11424, 11585, 11916, 12240, 13240, 13902, 14280, 14895, 15888, 16881, 17136, 18536, 19040, 19860, 20853, 21420, 22508, 23170, 23832, 24480, 26480, 27804, 28135, 28560, 29790, 31776, 33762, 34272, 34755, 37072, 39389, 39720, 41706, 42840, 45016, 46340, 47664, 50643, 52960, 55608, 56270, 57120, 59580, 67524, 69510, 74144, 78778, 79440, 83412, 84405, 85680, 90032, 92680, 95328, 101286, 104265, 111216, 112540, 118167, 119160, 135048, 139020, 157556, 158880, 166824, 168810, 171360, 180064, 185360, 196945, 202572, 208530, 222432, 225080, 236334, 238320, 253215, 270096, 278040, 315112, 333648, 337620, 354501, 370720, 393890, 405144, 417060, 450160, 472668, 476640, 506430, 540192, 556080, 590835, 630224, 667296, 675240, 709002, 787780, 810288, 834120, 900320, 945336, 1012860, 1112160, 1181670, 1260448, 1350480, 1418004, 1575560, 1620576, 1668240, 1772505, 1890672, 2025720, 2363340, 2700960, 2836008, 3151120, 3336480, 3545010, 3781344, 4051440, 4726680, 5672016, 6302240, 7090020, 8102880, 9453360, 11344032, 14180040, 18906720, 28360080, 56720160]

約数ペア:

[(1, 56720160), (2, 28360080), (3, 18906720), (4, 14180040), (5, 11344032), (6, 9453360), (7, 8102880), (8, 7090020), (9, 6302240), (10, 5672016), (12, 4726680), (14, 4051440), (15, 3781344), (16, 3545010), (17, 3336480), (18, 3151120), (20, 2836008), (21, 2700960), (24, 2363340), (28, 2025720), (30, 1890672), (32, 1772505), (34, 1668240), (35, 1620576), (36, 1575560), (40, 1418004), (42, 1350480), (45, 1260448), (48, 1181670), (51, 1112160), (56, 1012860), (60, 945336), (63, 900320), (68, 834120), (70, 810288), (72, 787780), (80, 709002), (84, 675240), (85, 667296), (90, 630224), (96, 590835), (102, 556080), (105, 540192), (112, 506430), (119, 476640), (120, 472668), (126, 450160), (136, 417060), (140, 405144), (144, 393890), (153, 370720), (160, 354501), (168, 337620), (170, 333648), (180, 315112), (204, 278040), (210, 270096), (224, 253215), (238, 238320), (240, 236334), (252, 225080), (255, 222432), (272, 208530), (280, 202572), (288, 196945), (306, 185360), (315, 180064), (331, 171360), (336, 168810), (340, 166824), (357, 158880), (360, 157556), (408, 139020), (420, 135048), (476, 119160), (480, 118167), (504, 112540), (510, 111216), (544, 104265), (560, 101286), (595, 95328), (612, 92680), (630, 90032), (662, 85680), (672, 84405), (680, 83412), (714, 79440), (720, 78778), (765, 74144), (816, 69510), (840, 67524), (952, 59580), (993, 57120), (1008, 56270), (1020, 55608), (1071, 52960), (1120, 50643), (1190, 47664), (1224, 46340), (1260, 45016), (1324, 42840), (1360, 41706), (1428, 39720), (1440, 39389), (1530, 37072), (1632, 34755), (1655, 34272), (1680, 33762), (1785, 31776), (1904, 29790), (1986, 28560), (2016, 28135), (2040, 27804), (2142, 26480), (2317, 24480), (2380, 23832), (2448, 23170), (2520, 22508), (2648, 21420), (2720, 20853), (2856, 19860), (2979, 19040), (3060, 18536), (3310, 17136), (3360, 16881), (3570, 15888), (3808, 14895), (3972, 14280), (4080, 13902), (4284, 13240), (4634, 12240), (4760, 11916), (4896, 11585), (4965, 11424), (5040, 11254), (5296, 10710), (5355, 10592), (5627, 10080), (5712, 9930), (5958, 9520), (6120, 9268), (6620, 8568), (6951, 8160), (7140, 7944)]