404906880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:717

約数の個数: 256

約数和(自身を含む): 1508751360

約数和(自身を除く): 1103844480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 64, 70, 80, 84, 94, 96, 105, 112, 120, 128, 140, 141, 160, 168, 188, 192, 210, 224, 235, 240, 280, 282, 320, 329, 336, 376, 384, 420, 448, 470, 480, 560, 564, 640, 641, 658, 672, 705, 752, 840, 896, 940, 960, 987, 1120, 1128, 1282, 1316, 1344, 1410, 1504, 1645, 1680, 1880, 1920, 1923, 1974, 2240, 2256, 2564, 2632, 2688, 2820, 3008, 3205, 3290, 3360, 3760, 3846, 3948, 4480, 4487, 4512, 4935, 5128, 5264, 5640, 6016, 6410, 6580, 6720, 7520, 7692, 7896, 8974, 9024, 9615, 9870, 10256, 10528, 11280, 12820, 13160, 13440, 13461, 15040, 15384, 15792, 17948, 18048, 19230, 19740, 20512, 21056, 22435, 22560, 25640, 26320, 26922, 30080, 30127, 30768, 31584, 35896, 38460, 39480, 41024, 42112, 44870, 45120, 51280, 52640, 53844, 60254, 61536, 63168, 67305, 71792, 76920, 78960, 82048, 89740, 90240, 90381, 102560, 105280, 107688, 120508, 123072, 126336, 134610, 143584, 150635, 153840, 157920, 179480, 180762, 205120, 210560, 210889, 215376, 241016, 246144, 269220, 287168, 301270, 307680, 315840, 358960, 361524, 410240, 421778, 430752, 451905, 482032, 538440, 574336, 602540, 615360, 631680, 632667, 717920, 723048, 843556, 861504, 903810, 964064, 1054445, 1076880, 1205080, 1230720, 1265334, 1435840, 1446096, 1687112, 1723008, 1807620, 1928128, 2108890, 2153760, 2410160, 2530668, 2871680, 2892192, 3163335, 3374224, 3615240, 3856256, 4217780, 4307520, 4820320, 5061336, 5784384, 6326670, 6748448, 7230480, 8435560, 8615040, 9640640, 10122672, 11568768, 12653340, 13496896, 14460960, 16871120, 19281280, 20245344, 25306680, 26993792, 28921920, 33742240, 40490688, 50613360, 57843840, 67484480, 80981376, 101226720, 134968960, 202453440, 404906880]

約数ペア:

[(1, 404906880), (2, 202453440), (3, 134968960), (4, 101226720), (5, 80981376), (6, 67484480), (7, 57843840), (8, 50613360), (10, 40490688), (12, 33742240), (14, 28921920), (15, 26993792), (16, 25306680), (20, 20245344), (21, 19281280), (24, 16871120), (28, 14460960), (30, 13496896), (32, 12653340), (35, 11568768), (40, 10122672), (42, 9640640), (47, 8615040), (48, 8435560), (56, 7230480), (60, 6748448), (64, 6326670), (70, 5784384), (80, 5061336), (84, 4820320), (94, 4307520), (96, 4217780), (105, 3856256), (112, 3615240), (120, 3374224), (128, 3163335), (140, 2892192), (141, 2871680), (160, 2530668), (168, 2410160), (188, 2153760), (192, 2108890), (210, 1928128), (224, 1807620), (235, 1723008), (240, 1687112), (280, 1446096), (282, 1435840), (320, 1265334), (329, 1230720), (336, 1205080), (376, 1076880), (384, 1054445), (420, 964064), (448, 903810), (470, 861504), (480, 843556), (560, 723048), (564, 717920), (640, 632667), (641, 631680), (658, 615360), (672, 602540), (705, 574336), (752, 538440), (840, 482032), (896, 451905), (940, 430752), (960, 421778), (987, 410240), (1120, 361524), (1128, 358960), (1282, 315840), (1316, 307680), (1344, 301270), (1410, 287168), (1504, 269220), (1645, 246144), (1680, 241016), (1880, 215376), (1920, 210889), (1923, 210560), (1974, 205120), (2240, 180762), (2256, 179480), (2564, 157920), (2632, 153840), (2688, 150635), (2820, 143584), (3008, 134610), (3205, 126336), (3290, 123072), (3360, 120508), (3760, 107688), (3846, 105280), (3948, 102560), (4480, 90381), (4487, 90240), (4512, 89740), (4935, 82048), (5128, 78960), (5264, 76920), (5640, 71792), (6016, 67305), (6410, 63168), (6580, 61536), (6720, 60254), (7520, 53844), (7692, 52640), (7896, 51280), (8974, 45120), (9024, 44870), (9615, 42112), (9870, 41024), (10256, 39480), (10528, 38460), (11280, 35896), (12820, 31584), (13160, 30768), (13440, 30127), (13461, 30080), (15040, 26922), (15384, 26320), (15792, 25640), (17948, 22560), (18048, 22435), (19230, 21056), (19740, 20512)]