642828648

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 256

約数和(自身を含む): 2119680000

約数和(自身を除く): 1476851352

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 31, 33, 42, 44, 49, 56, 62, 66, 77, 84, 88, 93, 98, 124, 132, 147, 154, 168, 186, 196, 217, 229, 231, 248, 264, 294, 308, 341, 343, 372, 392, 434, 458, 462, 539, 588, 616, 651, 682, 686, 687, 744, 868, 916, 924, 1023, 1029, 1078, 1176, 1302, 1364, 1372, 1374, 1519, 1603, 1617, 1736, 1832, 1848, 2046, 2058, 2156, 2387, 2519, 2604, 2728, 2744, 2748, 3038, 3206, 3234, 3773, 4092, 4116, 4312, 4557, 4774, 4809, 5038, 5208, 5496, 6076, 6412, 6468, 7099, 7161, 7546, 7557, 8184, 8232, 9114, 9548, 9618, 10076, 10633, 11221, 11319, 12152, 12824, 12936, 14198, 14322, 15092, 15114, 16709, 17633, 18228, 19096, 19236, 20152, 21266, 21297, 22442, 22638, 28396, 28644, 30184, 30228, 31899, 33418, 33663, 35266, 36456, 38472, 42532, 42594, 44884, 45276, 49693, 50127, 52899, 56792, 57288, 60456, 63798, 66836, 67326, 70532, 78089, 78547, 85064, 85188, 89768, 90552, 99386, 100254, 105798, 116963, 123431, 127596, 133672, 134652, 141064, 149079, 156178, 157094, 170376, 198772, 200508, 211596, 233926, 234267, 235641, 246862, 255192, 269304, 298158, 312356, 314188, 347851, 350889, 370293, 397544, 401016, 423192, 467852, 468534, 471282, 493724, 546623, 596316, 624712, 628376, 695702, 701778, 740586, 864017, 935704, 937068, 942564, 987448, 1043553, 1093246, 1192632, 1391404, 1403556, 1481172, 1639869, 1728034, 1874136, 1885128, 2087106, 2186492, 2434957, 2592051, 2782808, 2807112, 2962344, 3279738, 3456068, 3826361, 4174212, 4372984, 4869914, 5184102, 6559476, 6912136, 7304871, 7652722, 8348424, 9739828, 10368204, 11479083, 13118952, 14609742, 15305444, 19479656, 20736408, 22958166, 26784527, 29219484, 30610888, 45916332, 53569054, 58438968, 80353581, 91832664, 107138108, 160707162, 214276216, 321414324, 642828648]

約数ペア:

[(1, 642828648), (2, 321414324), (3, 214276216), (4, 160707162), (6, 107138108), (7, 91832664), (8, 80353581), (11, 58438968), (12, 53569054), (14, 45916332), (21, 30610888), (22, 29219484), (24, 26784527), (28, 22958166), (31, 20736408), (33, 19479656), (42, 15305444), (44, 14609742), (49, 13118952), (56, 11479083), (62, 10368204), (66, 9739828), (77, 8348424), (84, 7652722), (88, 7304871), (93, 6912136), (98, 6559476), (124, 5184102), (132, 4869914), (147, 4372984), (154, 4174212), (168, 3826361), (186, 3456068), (196, 3279738), (217, 2962344), (229, 2807112), (231, 2782808), (248, 2592051), (264, 2434957), (294, 2186492), (308, 2087106), (341, 1885128), (343, 1874136), (372, 1728034), (392, 1639869), (434, 1481172), (458, 1403556), (462, 1391404), (539, 1192632), (588, 1093246), (616, 1043553), (651, 987448), (682, 942564), (686, 937068), (687, 935704), (744, 864017), (868, 740586), (916, 701778), (924, 695702), (1023, 628376), (1029, 624712), (1078, 596316), (1176, 546623), (1302, 493724), (1364, 471282), (1372, 468534), (1374, 467852), (1519, 423192), (1603, 401016), (1617, 397544), (1736, 370293), (1832, 350889), (1848, 347851), (2046, 314188), (2058, 312356), (2156, 298158), (2387, 269304), (2519, 255192), (2604, 246862), (2728, 235641), (2744, 234267), (2748, 233926), (3038, 211596), (3206, 200508), (3234, 198772), (3773, 170376), (4092, 157094), (4116, 156178), (4312, 149079), (4557, 141064), (4774, 134652), (4809, 133672), (5038, 127596), (5208, 123431), (5496, 116963), (6076, 105798), (6412, 100254), (6468, 99386), (7099, 90552), (7161, 89768), (7546, 85188), (7557, 85064), (8184, 78547), (8232, 78089), (9114, 70532), (9548, 67326), (9618, 66836), (10076, 63798), (10633, 60456), (11221, 57288), (11319, 56792), (12152, 52899), (12824, 50127), (12936, 49693), (14198, 45276), (14322, 44884), (15092, 42594), (15114, 42532), (16709, 38472), (17633, 36456), (18228, 35266), (19096, 33663), (19236, 33418), (20152, 31899), (21266, 30228), (21297, 30184), (22442, 28644), (22638, 28396)]