1806291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:604

約数の個数: 256

約数和(自身を含む): 6199200000

約数和(自身を除く): 4392908760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 149, 152, 156, 190, 195, 228, 247, 260, 285, 298, 312, 380, 390, 409, 447, 456, 494, 520, 570, 596, 741, 745, 760, 780, 818, 894, 988, 1140, 1192, 1227, 1235, 1482, 1490, 1560, 1636, 1788, 1937, 1976, 2045, 2235, 2280, 2454, 2470, 2831, 2964, 2980, 3272, 3576, 3705, 3874, 4090, 4470, 4908, 4940, 5317, 5662, 5811, 5928, 5960, 6135, 7410, 7748, 7771, 8180, 8493, 8940, 9685, 9816, 9880, 10634, 11324, 11622, 12270, 14155, 14820, 15496, 15542, 15951, 16360, 16986, 17880, 19370, 21268, 22648, 23244, 23313, 24540, 26585, 28310, 29055, 29640, 31084, 31902, 33972, 36803, 38740, 38855, 42465, 42536, 46488, 46626, 49080, 53170, 56620, 58110, 60941, 62168, 63804, 67944, 73606, 77480, 77710, 79755, 84930, 93252, 101023, 106340, 110409, 113240, 116220, 116565, 121882, 127608, 147212, 155420, 159510, 169860, 182823, 184015, 186504, 202046, 212680, 220818, 232440, 233130, 243764, 294424, 303069, 304705, 310840, 319020, 339720, 365646, 368030, 404092, 441636, 466260, 487528, 505115, 552045, 606138, 609410, 638040, 731292, 736060, 792233, 808184, 883272, 914115, 932520, 1010230, 1104090, 1157879, 1212276, 1218820, 1462584, 1472120, 1515345, 1584466, 1828230, 2020460, 2208180, 2315758, 2376699, 2424552, 2437640, 3030690, 3168932, 3473637, 3656460, 3961165, 4040920, 4416360, 4631516, 4753398, 5789395, 6061380, 6337864, 6947274, 7312920, 7922330, 9263032, 9506796, 11578790, 11883495, 12122760, 13894548, 15052427, 15844660, 17368185, 19013592, 23157580, 23766990, 27789096, 30104854, 31689320, 34736370, 45157281, 46315160, 47533980, 60209708, 69472740, 75262135, 90314562, 95067960, 120419416, 138945480, 150524270, 180629124, 225786405, 301048540, 361258248, 451572810, 602097080, 903145620, 1806291240]

約数ペア:

[(1, 1806291240), (2, 903145620), (3, 602097080), (4, 451572810), (5, 361258248), (6, 301048540), (8, 225786405), (10, 180629124), (12, 150524270), (13, 138945480), (15, 120419416), (19, 95067960), (20, 90314562), (24, 75262135), (26, 69472740), (30, 60209708), (38, 47533980), (39, 46315160), (40, 45157281), (52, 34736370), (57, 31689320), (60, 30104854), (65, 27789096), (76, 23766990), (78, 23157580), (95, 19013592), (104, 17368185), (114, 15844660), (120, 15052427), (130, 13894548), (149, 12122760), (152, 11883495), (156, 11578790), (190, 9506796), (195, 9263032), (228, 7922330), (247, 7312920), (260, 6947274), (285, 6337864), (298, 6061380), (312, 5789395), (380, 4753398), (390, 4631516), (409, 4416360), (447, 4040920), (456, 3961165), (494, 3656460), (520, 3473637), (570, 3168932), (596, 3030690), (741, 2437640), (745, 2424552), (760, 2376699), (780, 2315758), (818, 2208180), (894, 2020460), (988, 1828230), (1140, 1584466), (1192, 1515345), (1227, 1472120), (1235, 1462584), (1482, 1218820), (1490, 1212276), (1560, 1157879), (1636, 1104090), (1788, 1010230), (1937, 932520), (1976, 914115), (2045, 883272), (2235, 808184), (2280, 792233), (2454, 736060), (2470, 731292), (2831, 638040), (2964, 609410), (2980, 606138), (3272, 552045), (3576, 505115), (3705, 487528), (3874, 466260), (4090, 441636), (4470, 404092), (4908, 368030), (4940, 365646), (5317, 339720), (5662, 319020), (5811, 310840), (5928, 304705), (5960, 303069), (6135, 294424), (7410, 243764), (7748, 233130), (7771, 232440), (8180, 220818), (8493, 212680), (8940, 202046), (9685, 186504), (9816, 184015), (9880, 182823), (10634, 169860), (11324, 159510), (11622, 155420), (12270, 147212), (14155, 127608), (14820, 121882), (15496, 116565), (15542, 116220), (15951, 113240), (16360, 110409), (16986, 106340), (17880, 101023), (19370, 93252), (21268, 84930), (22648, 79755), (23244, 77710), (23313, 77480), (24540, 73606), (26585, 67944), (28310, 63804), (29055, 62168), (29640, 60941), (31084, 58110), (31902, 56620), (33972, 53170), (36803, 49080), (38740, 46626), (38855, 46488), (42465, 42536)]