628211520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1013

約数の個数: 168

約数和(自身を含む): 2170602720

約数和(自身を除く): 1542391200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 331, 360, 480, 576, 659, 662, 720, 960, 993, 1318, 1324, 1440, 1655, 1977, 1986, 2636, 2648, 2880, 2979, 3295, 3310, 3954, 3972, 4965, 5272, 5296, 5931, 5958, 6590, 6620, 7908, 7944, 9885, 9930, 10544, 10592, 11862, 11916, 13180, 13240, 14895, 15816, 15888, 19770, 19860, 21088, 21184, 23724, 23832, 26360, 26480, 29655, 29790, 31632, 31776, 39540, 39720, 42176, 47448, 47664, 52720, 52960, 59310, 59580, 63264, 63552, 79080, 79440, 94896, 95328, 105440, 105920, 118620, 119160, 126528, 158160, 158880, 189792, 190656, 210880, 218129, 237240, 238320, 316320, 317760, 379584, 436258, 474480, 476640, 632640, 654387, 872516, 948960, 953280, 1090645, 1308774, 1745032, 1897920, 1963161, 2181290, 2617548, 3271935, 3490064, 3926322, 4362580, 5235096, 6543870, 6980128, 7852644, 8725160, 9815805, 10470192, 13087740, 13960256, 15705288, 17450320, 19631610, 20940384, 26175480, 31410576, 34900640, 39263220, 41880768, 52350960, 62821152, 69801280, 78526440, 104701920, 125642304, 157052880, 209403840, 314105760, 628211520]

約数ペア:

[(1, 628211520), (2, 314105760), (3, 209403840), (4, 157052880), (5, 125642304), (6, 104701920), (8, 78526440), (9, 69801280), (10, 62821152), (12, 52350960), (15, 41880768), (16, 39263220), (18, 34900640), (20, 31410576), (24, 26175480), (30, 20940384), (32, 19631610), (36, 17450320), (40, 15705288), (45, 13960256), (48, 13087740), (60, 10470192), (64, 9815805), (72, 8725160), (80, 7852644), (90, 6980128), (96, 6543870), (120, 5235096), (144, 4362580), (160, 3926322), (180, 3490064), (192, 3271935), (240, 2617548), (288, 2181290), (320, 1963161), (331, 1897920), (360, 1745032), (480, 1308774), (576, 1090645), (659, 953280), (662, 948960), (720, 872516), (960, 654387), (993, 632640), (1318, 476640), (1324, 474480), (1440, 436258), (1655, 379584), (1977, 317760), (1986, 316320), (2636, 238320), (2648, 237240), (2880, 218129), (2979, 210880), (3295, 190656), (3310, 189792), (3954, 158880), (3972, 158160), (4965, 126528), (5272, 119160), (5296, 118620), (5931, 105920), (5958, 105440), (6590, 95328), (6620, 94896), (7908, 79440), (7944, 79080), (9885, 63552), (9930, 63264), (10544, 59580), (10592, 59310), (11862, 52960), (11916, 52720), (13180, 47664), (13240, 47448), (14895, 42176), (15816, 39720), (15888, 39540), (19770, 31776), (19860, 31632), (21088, 29790), (21184, 29655), (23724, 26480), (23832, 26360)]