391015440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 240

約数和(自身を含む): 1400892480

約数和(自身を除く): 1009877040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 101, 114, 120, 144, 152, 171, 180, 190, 202, 228, 240, 283, 285, 303, 304, 342, 360, 380, 404, 456, 505, 566, 570, 606, 684, 720, 760, 808, 849, 855, 909, 912, 1010, 1132, 1140, 1212, 1368, 1415, 1515, 1520, 1616, 1698, 1710, 1818, 1919, 2020, 2264, 2280, 2424, 2547, 2736, 2830, 3030, 3396, 3420, 3636, 3838, 4040, 4245, 4528, 4545, 4560, 4848, 5094, 5377, 5660, 5757, 6060, 6792, 6840, 7272, 7676, 8080, 8490, 9090, 9595, 10188, 10754, 11320, 11514, 12120, 12735, 13584, 13680, 14544, 15352, 16131, 16980, 17271, 18180, 19190, 20376, 21508, 22640, 23028, 24240, 25470, 26885, 28583, 28785, 30704, 32262, 33960, 34542, 36360, 38380, 40752, 43016, 46056, 48393, 50940, 53770, 57166, 57570, 64524, 67920, 69084, 72720, 76760, 80655, 85749, 86032, 86355, 92112, 96786, 101880, 107540, 114332, 115140, 129048, 138168, 142915, 153520, 161310, 171498, 172710, 193572, 203760, 215080, 228664, 230280, 241965, 257247, 258096, 276336, 285830, 322620, 342996, 345420, 387144, 428745, 430160, 457328, 460560, 483930, 514494, 543077, 571660, 645240, 685992, 690840, 774288, 857490, 967860, 1028988, 1086154, 1143320, 1286235, 1290480, 1371984, 1381680, 1629231, 1714980, 1935720, 2057976, 2172308, 2286640, 2572470, 2715385, 3258462, 3429960, 3871440, 4115952, 4344616, 4887693, 5144940, 5430770, 6516924, 6859920, 8146155, 8689232, 9775386, 10289880, 10861540, 13033848, 16292310, 19550772, 20579760, 21723080, 24438465, 26067696, 32584620, 39101544, 43446160, 48876930, 65169240, 78203088, 97753860, 130338480, 195507720, 391015440]

約数ペア:

[(1, 391015440), (2, 195507720), (3, 130338480), (4, 97753860), (5, 78203088), (6, 65169240), (8, 48876930), (9, 43446160), (10, 39101544), (12, 32584620), (15, 26067696), (16, 24438465), (18, 21723080), (19, 20579760), (20, 19550772), (24, 16292310), (30, 13033848), (36, 10861540), (38, 10289880), (40, 9775386), (45, 8689232), (48, 8146155), (57, 6859920), (60, 6516924), (72, 5430770), (76, 5144940), (80, 4887693), (90, 4344616), (95, 4115952), (101, 3871440), (114, 3429960), (120, 3258462), (144, 2715385), (152, 2572470), (171, 2286640), (180, 2172308), (190, 2057976), (202, 1935720), (228, 1714980), (240, 1629231), (283, 1381680), (285, 1371984), (303, 1290480), (304, 1286235), (342, 1143320), (360, 1086154), (380, 1028988), (404, 967860), (456, 857490), (505, 774288), (566, 690840), (570, 685992), (606, 645240), (684, 571660), (720, 543077), (760, 514494), (808, 483930), (849, 460560), (855, 457328), (909, 430160), (912, 428745), (1010, 387144), (1132, 345420), (1140, 342996), (1212, 322620), (1368, 285830), (1415, 276336), (1515, 258096), (1520, 257247), (1616, 241965), (1698, 230280), (1710, 228664), (1818, 215080), (1919, 203760), (2020, 193572), (2264, 172710), (2280, 171498), (2424, 161310), (2547, 153520), (2736, 142915), (2830, 138168), (3030, 129048), (3396, 115140), (3420, 114332), (3636, 107540), (3838, 101880), (4040, 96786), (4245, 92112), (4528, 86355), (4545, 86032), (4560, 85749), (4848, 80655), (5094, 76760), (5377, 72720), (5660, 69084), (5757, 67920), (6060, 64524), (6792, 57570), (6840, 57166), (7272, 53770), (7676, 50940), (8080, 48393), (8490, 46056), (9090, 43016), (9595, 40752), (10188, 38380), (10754, 36360), (11320, 34542), (11514, 33960), (12120, 32262), (12735, 30704), (13584, 28785), (13680, 28583), (14544, 26885), (15352, 25470), (16131, 24240), (16980, 23028), (17271, 22640), (18180, 21508), (19190, 20376)]