67842540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 152304660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 239, 249, 285, 332, 342, 380, 415, 478, 498, 570, 684, 717, 747, 830, 855, 956, 996, 1140, 1195, 1245, 1434, 1494, 1577, 1660, 1710, 2151, 2390, 2490, 2868, 2988, 3154, 3420, 3585, 3735, 4302, 4541, 4731, 4780, 4980, 6308, 7170, 7470, 7885, 8604, 9082, 9462, 10755, 13623, 14193, 14340, 14940, 15770, 18164, 18924, 19837, 21510, 22705, 23655, 27246, 28386, 31540, 39674, 40869, 43020, 45410, 47310, 54492, 56772, 59511, 68115, 70965, 79348, 81738, 90820, 94620, 99185, 119022, 136230, 141930, 163476, 178533, 198370, 204345, 238044, 272460, 283860, 297555, 357066, 376903, 396740, 408690, 595110, 714132, 753806, 817380, 892665, 1130709, 1190220, 1507612, 1785330, 1884515, 2261418, 3392127, 3570660, 3769030, 4522836, 5653545, 6784254, 7538060, 11307090, 13568508, 16960635, 22614180, 33921270, 67842540]

約数ペア:

[(1, 67842540), (2, 33921270), (3, 22614180), (4, 16960635), (5, 13568508), (6, 11307090), (9, 7538060), (10, 6784254), (12, 5653545), (15, 4522836), (18, 3769030), (19, 3570660), (20, 3392127), (30, 2261418), (36, 1884515), (38, 1785330), (45, 1507612), (57, 1190220), (60, 1130709), (76, 892665), (83, 817380), (90, 753806), (95, 714132), (114, 595110), (166, 408690), (171, 396740), (180, 376903), (190, 357066), (228, 297555), (239, 283860), (249, 272460), (285, 238044), (332, 204345), (342, 198370), (380, 178533), (415, 163476), (478, 141930), (498, 136230), (570, 119022), (684, 99185), (717, 94620), (747, 90820), (830, 81738), (855, 79348), (956, 70965), (996, 68115), (1140, 59511), (1195, 56772), (1245, 54492), (1434, 47310), (1494, 45410), (1577, 43020), (1660, 40869), (1710, 39674), (2151, 31540), (2390, 28386), (2490, 27246), (2868, 23655), (2988, 22705), (3154, 21510), (3420, 19837), (3585, 18924), (3735, 18164), (4302, 15770), (4541, 14940), (4731, 14340), (4780, 14193), (4980, 13623), (6308, 10755), (7170, 9462), (7470, 9082), (7885, 8604)]