240390864

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 240

約数和(自身を含む): 815027200

約数和(自身を除く): 574636336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 157, 168, 186, 196, 217, 248, 252, 279, 294, 314, 336, 343, 372, 392, 434, 441, 471, 496, 504, 558, 588, 628, 651, 686, 744, 784, 868, 882, 942, 1008, 1029, 1099, 1116, 1176, 1256, 1302, 1372, 1413, 1488, 1519, 1736, 1764, 1884, 1953, 2058, 2198, 2232, 2352, 2512, 2604, 2744, 2826, 3038, 3087, 3297, 3472, 3528, 3768, 3906, 4116, 4396, 4464, 4557, 4867, 5208, 5488, 5652, 6076, 6174, 6594, 7056, 7536, 7693, 7812, 8232, 8792, 9114, 9734, 9891, 10416, 10633, 11304, 12152, 12348, 13188, 13671, 14601, 15386, 15624, 16464, 17584, 18228, 19468, 19782, 21266, 22608, 23079, 24304, 24696, 26376, 27342, 29202, 30772, 31248, 31899, 34069, 36456, 38936, 39564, 42532, 43803, 46158, 49392, 52752, 53851, 54684, 58404, 61544, 63798, 68138, 69237, 72912, 77872, 79128, 85064, 87606, 92316, 95697, 102207, 107702, 109368, 116808, 123088, 127596, 136276, 138474, 158256, 161553, 170128, 175212, 184632, 191394, 204414, 215404, 218736, 233616, 238483, 255192, 272552, 276948, 306621, 323106, 350424, 369264, 382788, 408828, 430808, 476966, 484659, 510384, 545104, 553896, 613242, 646212, 700848, 715449, 765576, 817656, 861616, 953932, 969318, 1107792, 1226484, 1292424, 1430898, 1531152, 1635312, 1669381, 1907864, 1938636, 2146347, 2452968, 2584848, 2861796, 3338762, 3815728, 3877272, 4292694, 4905936, 5008143, 5723592, 6677524, 7754544, 8585388, 10016286, 11447184, 13355048, 15024429, 17170776, 20032572, 26710096, 30048858, 34341552, 40065144, 60097716, 80130288, 120195432, 240390864]

約数ペア:

[(1, 240390864), (2, 120195432), (3, 80130288), (4, 60097716), (6, 40065144), (7, 34341552), (8, 30048858), (9, 26710096), (12, 20032572), (14, 17170776), (16, 15024429), (18, 13355048), (21, 11447184), (24, 10016286), (28, 8585388), (31, 7754544), (36, 6677524), (42, 5723592), (48, 5008143), (49, 4905936), (56, 4292694), (62, 3877272), (63, 3815728), (72, 3338762), (84, 2861796), (93, 2584848), (98, 2452968), (112, 2146347), (124, 1938636), (126, 1907864), (144, 1669381), (147, 1635312), (157, 1531152), (168, 1430898), (186, 1292424), (196, 1226484), (217, 1107792), (248, 969318), (252, 953932), (279, 861616), (294, 817656), (314, 765576), (336, 715449), (343, 700848), (372, 646212), (392, 613242), (434, 553896), (441, 545104), (471, 510384), (496, 484659), (504, 476966), (558, 430808), (588, 408828), (628, 382788), (651, 369264), (686, 350424), (744, 323106), (784, 306621), (868, 276948), (882, 272552), (942, 255192), (1008, 238483), (1029, 233616), (1099, 218736), (1116, 215404), (1176, 204414), (1256, 191394), (1302, 184632), (1372, 175212), (1413, 170128), (1488, 161553), (1519, 158256), (1736, 138474), (1764, 136276), (1884, 127596), (1953, 123088), (2058, 116808), (2198, 109368), (2232, 107702), (2352, 102207), (2512, 95697), (2604, 92316), (2744, 87606), (2826, 85064), (3038, 79128), (3087, 77872), (3297, 72912), (3472, 69237), (3528, 68138), (3768, 63798), (3906, 61544), (4116, 58404), (4396, 54684), (4464, 53851), (4557, 52752), (4867, 49392), (5208, 46158), (5488, 43803), (5652, 42532), (6076, 39564), (6174, 38936), (6594, 36456), (7056, 34069), (7536, 31899), (7693, 31248), (7812, 30772), (8232, 29202), (8792, 27342), (9114, 26376), (9734, 24696), (9891, 24304), (10416, 23079), (10633, 22608), (11304, 21266), (12152, 19782), (12348, 19468), (13188, 18228), (13671, 17584), (14601, 16464), (15386, 15624)]