21821978880

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48571}}^1$

素因数の和:48614

約数の個数: 288

約数和(自身を含む): 83396181120

約数和(自身を除く): 61574202240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2304, 2340, 2496, 2808, 2880, 3120, 3328, 3456, 3510, 3744, 3840, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 6912, 7020, 7488, 8320, 8640, 9360, 9984, 11232, 11520, 12480, 14040, 14976, 16640, 17280, 18720, 22464, 24960, 28080, 29952, 34560, 37440, 44928, 48571, 49920, 56160, 74880, 89856, 97142, 112320, 145713, 149760, 194284, 224640, 242855, 291426, 388568, 437139, 449280, 485710, 582852, 631423, 728565, 777136, 874278, 971420, 1165704, 1262846, 1311417, 1457130, 1554272, 1748556, 1894269, 1942840, 2185695, 2331408, 2525692, 2622834, 2914260, 3108544, 3157115, 3497112, 3788538, 3885680, 4371390, 4662816, 5051384, 5245668, 5682807, 5828520, 6217088, 6314230, 6557085, 6994224, 7577076, 7771360, 8742780, 9325632, 9471345, 10102768, 10491336, 11365614, 11657040, 12434176, 12628460, 13114170, 13988448, 15154152, 15542720, 17048421, 17485560, 18651264, 18942690, 20205536, 20982672, 22731228, 23314080, 25256920, 26228340, 27976896, 28414035, 30308304, 31085440, 34096842, 34971120, 37302528, 37885380, 40411072, 41965344, 45462456, 46628160, 50513840, 52456680, 55953792, 56828070, 60616608, 62170880, 68193684, 69942240, 75770760, 80822144, 83930688, 85242105, 90924912, 93256320, 101027680, 104913360, 111907584, 113656140, 121233216, 136387368, 139884480, 151541520, 161644288, 167861376, 170484210, 181849824, 186512640, 202055360, 209826720, 227312280, 242466432, 272774736, 279768960, 303083040, 335722752, 340968420, 363699648, 404110720, 419653440, 454624560, 484932864, 545549472, 559537920, 606166080, 681936840, 727399296, 808221440, 839306880, 909249120, 1091098944, 1212332160, 1363873680, 1454798592, 1678613760, 1818498240, 2182197888, 2424664320, 2727747360, 3636996480, 4364395776, 5455494720, 7273992960, 10910989440, 21821978880]

約数ペア:

[(1, 21821978880), (2, 10910989440), (3, 7273992960), (4, 5455494720), (5, 4364395776), (6, 3636996480), (8, 2727747360), (9, 2424664320), (10, 2182197888), (12, 1818498240), (13, 1678613760), (15, 1454798592), (16, 1363873680), (18, 1212332160), (20, 1091098944), (24, 909249120), (26, 839306880), (27, 808221440), (30, 727399296), (32, 681936840), (36, 606166080), (39, 559537920), (40, 545549472), (45, 484932864), (48, 454624560), (52, 419653440), (54, 404110720), (60, 363699648), (64, 340968420), (65, 335722752), (72, 303083040), (78, 279768960), (80, 272774736), (90, 242466432), (96, 227312280), (104, 209826720), (108, 202055360), (117, 186512640), (120, 181849824), (128, 170484210), (130, 167861376), (135, 161644288), (144, 151541520), (156, 139884480), (160, 136387368), (180, 121233216), (192, 113656140), (195, 111907584), (208, 104913360), (216, 101027680), (234, 93256320), (240, 90924912), (256, 85242105), (260, 83930688), (270, 80822144), (288, 75770760), (312, 69942240), (320, 68193684), (351, 62170880), (360, 60616608), (384, 56828070), (390, 55953792), (416, 52456680), (432, 50513840), (468, 46628160), (480, 45462456), (520, 41965344), (540, 40411072), (576, 37885380), (585, 37302528), (624, 34971120), (640, 34096842), (702, 31085440), (720, 30308304), (768, 28414035), (780, 27976896), (832, 26228340), (864, 25256920), (936, 23314080), (960, 22731228), (1040, 20982672), (1080, 20205536), (1152, 18942690), (1170, 18651264), (1248, 17485560), (1280, 17048421), (1404, 15542720), (1440, 15154152), (1560, 13988448), (1664, 13114170), (1728, 12628460), (1755, 12434176), (1872, 11657040), (1920, 11365614), (2080, 10491336), (2160, 10102768), (2304, 9471345), (2340, 9325632), (2496, 8742780), (2808, 7771360), (2880, 7577076), (3120, 6994224), (3328, 6557085), (3456, 6314230), (3510, 6217088), (3744, 5828520), (3840, 5682807), (4160, 5245668), (4320, 5051384), (4680, 4662816), (4992, 4371390), (5616, 3885680), (5760, 3788538), (6240, 3497112), (6912, 3157115), (7020, 3108544), (7488, 2914260), (8320, 2622834), (8640, 2525692), (9360, 2331408), (9984, 2185695), (11232, 1942840), (11520, 1894269), (12480, 1748556), (14040, 1554272), (14976, 1457130), (16640, 1311417), (17280, 1262846), (18720, 1165704), (22464, 971420), (24960, 874278), (28080, 777136), (29952, 728565), (34560, 631423), (37440, 582852), (44928, 485710), (48571, 449280), (49920, 437139), (56160, 388568), (74880, 291426), (89856, 242855), (97142, 224640), (112320, 194284), (145713, 149760)]