1921528560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^2$

素因数の和:492

約数の個数: 240

約数和(自身を含む): 7135686144

約数和(自身を除く): 5214157584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 223, 230, 240, 276, 280, 322, 336, 345, 368, 420, 446, 460, 483, 552, 560, 644, 669, 690, 805, 840, 892, 920, 966, 1104, 1115, 1288, 1338, 1380, 1561, 1610, 1680, 1784, 1840, 1932, 2230, 2415, 2576, 2676, 2760, 3122, 3220, 3345, 3568, 3864, 4460, 4683, 4830, 5129, 5352, 5520, 6244, 6440, 6690, 7728, 7805, 8920, 9366, 9660, 10258, 10704, 12488, 12880, 13380, 15387, 15610, 17840, 18732, 19320, 20516, 23415, 24976, 25645, 26760, 30774, 31220, 35903, 37464, 38640, 41032, 46830, 49729, 51290, 53520, 61548, 62440, 71806, 74928, 76935, 82064, 93660, 99458, 102580, 107709, 123096, 124880, 143612, 149187, 153870, 179515, 187320, 198916, 205160, 215418, 246192, 248645, 287224, 298374, 307740, 348103, 359030, 374640, 397832, 410320, 430836, 497290, 538545, 574448, 596748, 615480, 696206, 718060, 745935, 795664, 861672, 994580, 1044309, 1077090, 1143767, 1193496, 1230960, 1392412, 1436120, 1491870, 1723344, 1740515, 1989160, 2088618, 2154180, 2287534, 2386992, 2784824, 2872240, 2983740, 3431301, 3481030, 3978320, 4177236, 4308360, 4575068, 5221545, 5569648, 5718835, 5967480, 6862602, 6962060, 8006369, 8354472, 8616720, 9150136, 10443090, 11437670, 11934960, 13725204, 13924120, 16012738, 16708944, 17156505, 18300272, 20886180, 22875340, 24019107, 27450408, 27848240, 32025476, 34313010, 40031845, 41772360, 45750680, 48038214, 54900816, 64050952, 68626020, 80063690, 83544720, 91501360, 96076428, 120095535, 128101904, 137252040, 160127380, 192152856, 240191070, 274504080, 320254760, 384305712, 480382140, 640509520, 960764280, 1921528560]

約数ペア:

[(1, 1921528560), (2, 960764280), (3, 640509520), (4, 480382140), (5, 384305712), (6, 320254760), (7, 274504080), (8, 240191070), (10, 192152856), (12, 160127380), (14, 137252040), (15, 128101904), (16, 120095535), (20, 96076428), (21, 91501360), (23, 83544720), (24, 80063690), (28, 68626020), (30, 64050952), (35, 54900816), (40, 48038214), (42, 45750680), (46, 41772360), (48, 40031845), (56, 34313010), (60, 32025476), (69, 27848240), (70, 27450408), (80, 24019107), (84, 22875340), (92, 20886180), (105, 18300272), (112, 17156505), (115, 16708944), (120, 16012738), (138, 13924120), (140, 13725204), (161, 11934960), (168, 11437670), (184, 10443090), (210, 9150136), (223, 8616720), (230, 8354472), (240, 8006369), (276, 6962060), (280, 6862602), (322, 5967480), (336, 5718835), (345, 5569648), (368, 5221545), (420, 4575068), (446, 4308360), (460, 4177236), (483, 3978320), (552, 3481030), (560, 3431301), (644, 2983740), (669, 2872240), (690, 2784824), (805, 2386992), (840, 2287534), (892, 2154180), (920, 2088618), (966, 1989160), (1104, 1740515), (1115, 1723344), (1288, 1491870), (1338, 1436120), (1380, 1392412), (1561, 1230960), (1610, 1193496), (1680, 1143767), (1784, 1077090), (1840, 1044309), (1932, 994580), (2230, 861672), (2415, 795664), (2576, 745935), (2676, 718060), (2760, 696206), (3122, 615480), (3220, 596748), (3345, 574448), (3568, 538545), (3864, 497290), (4460, 430836), (4683, 410320), (4830, 397832), (5129, 374640), (5352, 359030), (5520, 348103), (6244, 307740), (6440, 298374), (6690, 287224), (7728, 248645), (7805, 246192), (8920, 215418), (9366, 205160), (9660, 198916), (10258, 187320), (10704, 179515), (12488, 153870), (12880, 149187), (13380, 143612), (15387, 124880), (15610, 123096), (17840, 107709), (18732, 102580), (19320, 99458), (20516, 93660), (23415, 82064), (24976, 76935), (25645, 74928), (26760, 71806), (30774, 62440), (31220, 61548), (35903, 53520), (37464, 51290), (38640, 49729), (41032, 46830)]