978999600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 240

約数和(自身を含む): 3321216000

約数和(自身を除く): 2342216400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 40, 46, 48, 50, 60, 69, 75, 79, 80, 92, 100, 115, 120, 138, 150, 158, 184, 200, 230, 237, 240, 276, 300, 316, 345, 368, 395, 400, 449, 460, 474, 552, 575, 600, 632, 690, 790, 898, 920, 948, 1104, 1150, 1185, 1200, 1264, 1347, 1380, 1580, 1725, 1796, 1817, 1840, 1896, 1975, 2245, 2300, 2370, 2694, 2760, 3160, 3450, 3592, 3634, 3792, 3950, 4490, 4600, 4740, 5388, 5451, 5520, 5925, 6320, 6735, 6900, 7184, 7268, 7900, 8980, 9085, 9200, 9480, 10327, 10776, 10902, 11225, 11850, 13470, 13800, 14536, 15800, 17960, 18170, 18960, 20654, 21552, 21804, 22450, 23700, 26940, 27255, 27600, 29072, 30981, 31600, 33675, 35471, 35920, 36340, 41308, 43608, 44900, 45425, 47400, 51635, 53880, 54510, 61962, 67350, 70942, 72680, 82616, 87216, 89800, 90850, 94800, 103270, 106413, 107760, 109020, 123924, 134700, 136275, 141884, 145360, 154905, 165232, 177355, 179600, 181700, 206540, 212826, 218040, 247848, 258175, 269400, 272550, 283768, 309810, 354710, 363400, 413080, 425652, 436080, 495696, 516350, 532065, 538800, 545100, 567536, 619620, 709420, 726800, 774525, 815833, 826160, 851304, 886775, 1032700, 1064130, 1090200, 1239240, 1418840, 1549050, 1631666, 1702608, 1773550, 2065400, 2128260, 2180400, 2447499, 2478480, 2660325, 2837680, 3098100, 3263332, 3547100, 4079165, 4130800, 4256520, 4894998, 5320650, 6196200, 6526664, 7094200, 8158330, 8513040, 9789996, 10641300, 12237495, 12392400, 13053328, 14188400, 16316660, 19579992, 20395825, 21282600, 24474990, 32633320, 39159984, 40791650, 42565200, 48949980, 61187475, 65266640, 81583300, 97899960, 122374950, 163166600, 195799920, 244749900, 326333200, 489499800, 978999600]

約数ペア:

[(1, 978999600), (2, 489499800), (3, 326333200), (4, 244749900), (5, 195799920), (6, 163166600), (8, 122374950), (10, 97899960), (12, 81583300), (15, 65266640), (16, 61187475), (20, 48949980), (23, 42565200), (24, 40791650), (25, 39159984), (30, 32633320), (40, 24474990), (46, 21282600), (48, 20395825), (50, 19579992), (60, 16316660), (69, 14188400), (75, 13053328), (79, 12392400), (80, 12237495), (92, 10641300), (100, 9789996), (115, 8513040), (120, 8158330), (138, 7094200), (150, 6526664), (158, 6196200), (184, 5320650), (200, 4894998), (230, 4256520), (237, 4130800), (240, 4079165), (276, 3547100), (300, 3263332), (316, 3098100), (345, 2837680), (368, 2660325), (395, 2478480), (400, 2447499), (449, 2180400), (460, 2128260), (474, 2065400), (552, 1773550), (575, 1702608), (600, 1631666), (632, 1549050), (690, 1418840), (790, 1239240), (898, 1090200), (920, 1064130), (948, 1032700), (1104, 886775), (1150, 851304), (1185, 826160), (1200, 815833), (1264, 774525), (1347, 726800), (1380, 709420), (1580, 619620), (1725, 567536), (1796, 545100), (1817, 538800), (1840, 532065), (1896, 516350), (1975, 495696), (2245, 436080), (2300, 425652), (2370, 413080), (2694, 363400), (2760, 354710), (3160, 309810), (3450, 283768), (3592, 272550), (3634, 269400), (3792, 258175), (3950, 247848), (4490, 218040), (4600, 212826), (4740, 206540), (5388, 181700), (5451, 179600), (5520, 177355), (5925, 165232), (6320, 154905), (6735, 145360), (6900, 141884), (7184, 136275), (7268, 134700), (7900, 123924), (8980, 109020), (9085, 107760), (9200, 106413), (9480, 103270), (10327, 94800), (10776, 90850), (10902, 89800), (11225, 87216), (11850, 82616), (13470, 72680), (13800, 70942), (14536, 67350), (15800, 61962), (17960, 54510), (18170, 53880), (18960, 51635), (20654, 47400), (21552, 45425), (21804, 44900), (22450, 43608), (23700, 41308), (26940, 36340), (27255, 35920), (27600, 35471), (29072, 33675), (30981, 31600)]