1973901440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:351

約数の個数: 256

約数和(自身を含む): 5682493440

約数和(自身を除く): 3708592000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 61, 62, 64, 70, 80, 112, 122, 124, 128, 140, 155, 160, 217, 224, 233, 244, 248, 280, 305, 310, 320, 427, 434, 448, 466, 488, 496, 560, 610, 620, 640, 854, 868, 896, 932, 976, 992, 1085, 1120, 1165, 1220, 1240, 1631, 1708, 1736, 1864, 1891, 1952, 1984, 2135, 2170, 2240, 2330, 2440, 2480, 3262, 3416, 3472, 3728, 3782, 3904, 3968, 4270, 4340, 4480, 4660, 4880, 4960, 6524, 6832, 6944, 7223, 7456, 7564, 7808, 8155, 8540, 8680, 9320, 9455, 9760, 9920, 13048, 13237, 13664, 13888, 14213, 14446, 14912, 15128, 16310, 17080, 17360, 18640, 18910, 19520, 19840, 26096, 26474, 27328, 27776, 28426, 28892, 29824, 30256, 32620, 34160, 34720, 36115, 37280, 37820, 39040, 50561, 52192, 52948, 54656, 56852, 57784, 60512, 65240, 66185, 68320, 69440, 71065, 72230, 74560, 75640, 99491, 101122, 104384, 105896, 113704, 115568, 121024, 130480, 132370, 136640, 138880, 142130, 144460, 149120, 151280, 198982, 202244, 208768, 211792, 227408, 231136, 242048, 252805, 260960, 264740, 273280, 284260, 288920, 302560, 397964, 404488, 423584, 440603, 454816, 462272, 497455, 505610, 521920, 529480, 568520, 577840, 605120, 795928, 808976, 847168, 881206, 909632, 924544, 994910, 1011220, 1043840, 1058960, 1137040, 1155680, 1210240, 1591856, 1617952, 1694336, 1762412, 1819264, 1989820, 2022440, 2117920, 2203015, 2274080, 2311360, 3084221, 3183712, 3235904, 3524824, 3979640, 4044880, 4235840, 4406030, 4548160, 4622720, 6168442, 6367424, 6471808, 7049648, 7959280, 8089760, 8471680, 8812060, 9096320, 12336884, 12734848, 14099296, 15421105, 15918560, 16179520, 17624120, 24673768, 28198592, 30842210, 31837120, 32359040, 35248240, 49347536, 56397184, 61684420, 63674240, 70496480, 98695072, 123368840, 140992960, 197390144, 246737680, 281985920, 394780288, 493475360, 986950720, 1973901440]

約数ペア:

[(1, 1973901440), (2, 986950720), (4, 493475360), (5, 394780288), (7, 281985920), (8, 246737680), (10, 197390144), (14, 140992960), (16, 123368840), (20, 98695072), (28, 70496480), (31, 63674240), (32, 61684420), (35, 56397184), (40, 49347536), (56, 35248240), (61, 32359040), (62, 31837120), (64, 30842210), (70, 28198592), (80, 24673768), (112, 17624120), (122, 16179520), (124, 15918560), (128, 15421105), (140, 14099296), (155, 12734848), (160, 12336884), (217, 9096320), (224, 8812060), (233, 8471680), (244, 8089760), (248, 7959280), (280, 7049648), (305, 6471808), (310, 6367424), (320, 6168442), (427, 4622720), (434, 4548160), (448, 4406030), (466, 4235840), (488, 4044880), (496, 3979640), (560, 3524824), (610, 3235904), (620, 3183712), (640, 3084221), (854, 2311360), (868, 2274080), (896, 2203015), (932, 2117920), (976, 2022440), (992, 1989820), (1085, 1819264), (1120, 1762412), (1165, 1694336), (1220, 1617952), (1240, 1591856), (1631, 1210240), (1708, 1155680), (1736, 1137040), (1864, 1058960), (1891, 1043840), (1952, 1011220), (1984, 994910), (2135, 924544), (2170, 909632), (2240, 881206), (2330, 847168), (2440, 808976), (2480, 795928), (3262, 605120), (3416, 577840), (3472, 568520), (3728, 529480), (3782, 521920), (3904, 505610), (3968, 497455), (4270, 462272), (4340, 454816), (4480, 440603), (4660, 423584), (4880, 404488), (4960, 397964), (6524, 302560), (6832, 288920), (6944, 284260), (7223, 273280), (7456, 264740), (7564, 260960), (7808, 252805), (8155, 242048), (8540, 231136), (8680, 227408), (9320, 211792), (9455, 208768), (9760, 202244), (9920, 198982), (13048, 151280), (13237, 149120), (13664, 144460), (13888, 142130), (14213, 138880), (14446, 136640), (14912, 132370), (15128, 130480), (16310, 121024), (17080, 115568), (17360, 113704), (18640, 105896), (18910, 104384), (19520, 101122), (19840, 99491), (26096, 75640), (26474, 74560), (27328, 72230), (27776, 71065), (28426, 69440), (28892, 68320), (29824, 66185), (30256, 65240), (32620, 60512), (34160, 57784), (34720, 56852), (36115, 54656), (37280, 52948), (37820, 52192), (39040, 50561)]