201905040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 662814720

約数和(自身を除く): 460909680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 230, 237, 240, 276, 316, 345, 368, 395, 460, 463, 474, 552, 632, 690, 790, 920, 926, 948, 1104, 1185, 1264, 1380, 1389, 1580, 1817, 1840, 1852, 1896, 2315, 2370, 2760, 2778, 3160, 3634, 3704, 3792, 4630, 4740, 5451, 5520, 5556, 6320, 6945, 7268, 7408, 9085, 9260, 9480, 10649, 10902, 11112, 13890, 14536, 18170, 18520, 18960, 21298, 21804, 22224, 27255, 27780, 29072, 31947, 36340, 36577, 37040, 42596, 43608, 53245, 54510, 55560, 63894, 72680, 73154, 85192, 87216, 106490, 109020, 109731, 111120, 127788, 145360, 146308, 159735, 170384, 182885, 212980, 218040, 219462, 255576, 292616, 319470, 365770, 425960, 436080, 438924, 511152, 548655, 585232, 638940, 731540, 841271, 851920, 877848, 1097310, 1277880, 1463080, 1682542, 1755696, 2194620, 2523813, 2555760, 2926160, 3365084, 4206355, 4389240, 5047626, 6730168, 8412710, 8778480, 10095252, 12619065, 13460336, 16825420, 20190504, 25238130, 33650840, 40381008, 50476260, 67301680, 100952520, 201905040]

約数ペア:

[(1, 201905040), (2, 100952520), (3, 67301680), (4, 50476260), (5, 40381008), (6, 33650840), (8, 25238130), (10, 20190504), (12, 16825420), (15, 13460336), (16, 12619065), (20, 10095252), (23, 8778480), (24, 8412710), (30, 6730168), (40, 5047626), (46, 4389240), (48, 4206355), (60, 3365084), (69, 2926160), (79, 2555760), (80, 2523813), (92, 2194620), (115, 1755696), (120, 1682542), (138, 1463080), (158, 1277880), (184, 1097310), (230, 877848), (237, 851920), (240, 841271), (276, 731540), (316, 638940), (345, 585232), (368, 548655), (395, 511152), (460, 438924), (463, 436080), (474, 425960), (552, 365770), (632, 319470), (690, 292616), (790, 255576), (920, 219462), (926, 218040), (948, 212980), (1104, 182885), (1185, 170384), (1264, 159735), (1380, 146308), (1389, 145360), (1580, 127788), (1817, 111120), (1840, 109731), (1852, 109020), (1896, 106490), (2315, 87216), (2370, 85192), (2760, 73154), (2778, 72680), (3160, 63894), (3634, 55560), (3704, 54510), (3792, 53245), (4630, 43608), (4740, 42596), (5451, 37040), (5520, 36577), (5556, 36340), (6320, 31947), (6945, 29072), (7268, 27780), (7408, 27255), (9085, 22224), (9260, 21804), (9480, 21298), (10649, 18960), (10902, 18520), (11112, 18170), (13890, 14536)]