490548240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7487}}^1$

素因数の和:7526

約数の個数: 240

約数和(自身を含む): 2027870208

約数和(自身を除く): 1537321968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 7487, 8190, 9360, 10920, 13104, 14974, 16380, 21840, 22461, 29948, 32760, 37435, 44922, 52409, 59896, 65520, 67383, 74870, 89844, 97331, 104818, 112305, 119792, 134766, 149740, 157227, 179688, 194662, 209636, 224610, 262045, 269532, 291993, 299480, 314454, 336915, 359376, 389324, 419272, 449220, 471681, 486655, 524090, 539064, 583986, 598960, 628908, 673830, 681317, 778648, 786135, 838544, 875979, 898440, 943362, 973310, 1048180, 1078128, 1167972, 1257816, 1347660, 1362634, 1459965, 1557296, 1572270, 1751958, 1796880, 1886724, 1946620, 2043951, 2096360, 2335944, 2358405, 2515632, 2695320, 2725268, 2919930, 3144540, 3406585, 3503916, 3773448, 3893240, 4087902, 4192720, 4379895, 4671888, 4716810, 5390640, 5450536, 5839860, 6131853, 6289080, 6813170, 7007832, 7546896, 7786480, 8175804, 8759790, 9433620, 10219755, 10901072, 11679720, 12263706, 12578160, 13626340, 14015664, 16351608, 17519580, 18867240, 20439510, 23359440, 24527412, 27252680, 30659265, 32703216, 35039160, 37734480, 40879020, 49054824, 54505360, 61318530, 70078320, 81758040, 98109648, 122637060, 163516080, 245274120, 490548240]

約数ペア:

[(1, 490548240), (2, 245274120), (3, 163516080), (4, 122637060), (5, 98109648), (6, 81758040), (7, 70078320), (8, 61318530), (9, 54505360), (10, 49054824), (12, 40879020), (13, 37734480), (14, 35039160), (15, 32703216), (16, 30659265), (18, 27252680), (20, 24527412), (21, 23359440), (24, 20439510), (26, 18867240), (28, 17519580), (30, 16351608), (35, 14015664), (36, 13626340), (39, 12578160), (40, 12263706), (42, 11679720), (45, 10901072), (48, 10219755), (52, 9433620), (56, 8759790), (60, 8175804), (63, 7786480), (65, 7546896), (70, 7007832), (72, 6813170), (78, 6289080), (80, 6131853), (84, 5839860), (90, 5450536), (91, 5390640), (104, 4716810), (105, 4671888), (112, 4379895), (117, 4192720), (120, 4087902), (126, 3893240), (130, 3773448), (140, 3503916), (144, 3406585), (156, 3144540), (168, 2919930), (180, 2725268), (182, 2695320), (195, 2515632), (208, 2358405), (210, 2335944), (234, 2096360), (240, 2043951), (252, 1946620), (260, 1886724), (273, 1796880), (280, 1751958), (312, 1572270), (315, 1557296), (336, 1459965), (360, 1362634), (364, 1347660), (390, 1257816), (420, 1167972), (455, 1078128), (468, 1048180), (504, 973310), (520, 943362), (546, 898440), (560, 875979), (585, 838544), (624, 786135), (630, 778648), (720, 681317), (728, 673830), (780, 628908), (819, 598960), (840, 583986), (910, 539064), (936, 524090), (1008, 486655), (1040, 471681), (1092, 449220), (1170, 419272), (1260, 389324), (1365, 359376), (1456, 336915), (1560, 314454), (1638, 299480), (1680, 291993), (1820, 269532), (1872, 262045), (2184, 224610), (2340, 209636), (2520, 194662), (2730, 179688), (3120, 157227), (3276, 149740), (3640, 134766), (4095, 119792), (4368, 112305), (4680, 104818), (5040, 97331), (5460, 89844), (6552, 74870), (7280, 67383), (7487, 65520), (8190, 59896), (9360, 52409), (10920, 44922), (13104, 37435), (14974, 32760), (16380, 29948), (21840, 22461)]