311293320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 256

約数和(自身を含む): 1070254080

約数和(自身を除く): 758960760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 41, 52, 60, 62, 65, 78, 82, 93, 104, 120, 123, 124, 130, 155, 156, 157, 164, 186, 195, 205, 246, 248, 260, 310, 312, 314, 328, 372, 390, 403, 410, 465, 471, 492, 520, 533, 615, 620, 628, 744, 780, 785, 806, 820, 930, 942, 984, 1066, 1209, 1230, 1240, 1256, 1271, 1560, 1570, 1599, 1612, 1640, 1860, 1884, 2015, 2041, 2132, 2355, 2418, 2460, 2542, 2665, 3140, 3198, 3224, 3720, 3768, 3813, 4030, 4082, 4264, 4710, 4836, 4867, 4920, 5084, 5330, 6045, 6123, 6280, 6355, 6396, 6437, 7626, 7995, 8060, 8164, 9420, 9672, 9734, 10168, 10205, 10660, 12090, 12246, 12710, 12792, 12874, 14601, 15252, 15990, 16120, 16328, 16523, 18840, 19065, 19311, 19468, 20410, 21320, 24180, 24335, 24492, 25420, 25748, 29202, 30504, 30615, 31980, 32185, 33046, 38130, 38622, 38936, 40820, 48360, 48670, 48984, 49569, 50840, 51496, 58404, 61230, 63271, 63960, 64370, 66092, 73005, 76260, 77244, 81640, 82615, 83681, 96555, 97340, 99138, 116808, 122460, 126542, 128740, 132184, 146010, 152520, 154488, 165230, 167362, 189813, 193110, 194680, 198276, 199547, 244920, 247845, 251043, 253084, 257480, 292020, 316355, 330460, 334724, 379626, 386220, 396552, 399094, 418405, 495690, 502086, 506168, 584040, 598641, 632710, 660920, 669448, 759252, 772440, 798188, 836810, 949065, 991380, 997735, 1004172, 1197282, 1255215, 1265420, 1518504, 1596376, 1673620, 1898130, 1982760, 1995470, 2008344, 2394564, 2510430, 2530840, 2594111, 2993205, 3347240, 3796260, 3990940, 4789128, 5020860, 5188222, 5986410, 7592520, 7782333, 7981880, 10041720, 10376444, 11972820, 12970555, 15564666, 20752888, 23945640, 25941110, 31129332, 38911665, 51882220, 62258664, 77823330, 103764440, 155646660, 311293320]

約数ペア:

[(1, 311293320), (2, 155646660), (3, 103764440), (4, 77823330), (5, 62258664), (6, 51882220), (8, 38911665), (10, 31129332), (12, 25941110), (13, 23945640), (15, 20752888), (20, 15564666), (24, 12970555), (26, 11972820), (30, 10376444), (31, 10041720), (39, 7981880), (40, 7782333), (41, 7592520), (52, 5986410), (60, 5188222), (62, 5020860), (65, 4789128), (78, 3990940), (82, 3796260), (93, 3347240), (104, 2993205), (120, 2594111), (123, 2530840), (124, 2510430), (130, 2394564), (155, 2008344), (156, 1995470), (157, 1982760), (164, 1898130), (186, 1673620), (195, 1596376), (205, 1518504), (246, 1265420), (248, 1255215), (260, 1197282), (310, 1004172), (312, 997735), (314, 991380), (328, 949065), (372, 836810), (390, 798188), (403, 772440), (410, 759252), (465, 669448), (471, 660920), (492, 632710), (520, 598641), (533, 584040), (615, 506168), (620, 502086), (628, 495690), (744, 418405), (780, 399094), (785, 396552), (806, 386220), (820, 379626), (930, 334724), (942, 330460), (984, 316355), (1066, 292020), (1209, 257480), (1230, 253084), (1240, 251043), (1256, 247845), (1271, 244920), (1560, 199547), (1570, 198276), (1599, 194680), (1612, 193110), (1640, 189813), (1860, 167362), (1884, 165230), (2015, 154488), (2041, 152520), (2132, 146010), (2355, 132184), (2418, 128740), (2460, 126542), (2542, 122460), (2665, 116808), (3140, 99138), (3198, 97340), (3224, 96555), (3720, 83681), (3768, 82615), (3813, 81640), (4030, 77244), (4082, 76260), (4264, 73005), (4710, 66092), (4836, 64370), (4867, 63960), (4920, 63271), (5084, 61230), (5330, 58404), (6045, 51496), (6123, 50840), (6280, 49569), (6355, 48984), (6396, 48670), (6437, 48360), (7626, 40820), (7995, 38936), (8060, 38622), (8164, 38130), (9420, 33046), (9672, 32185), (9734, 31980), (10168, 30615), (10205, 30504), (10660, 29202), (12090, 25748), (12246, 25420), (12710, 24492), (12792, 24335), (12874, 24180), (14601, 21320), (15252, 20410), (15990, 19468), (16120, 19311), (16328, 19065), (16523, 18840)]