126822920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 221541880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 70, 92, 94, 115, 140, 161, 184, 188, 230, 235, 280, 322, 329, 376, 419, 460, 470, 644, 658, 805, 838, 920, 940, 1081, 1288, 1316, 1610, 1645, 1676, 1880, 2095, 2162, 2632, 2933, 3220, 3290, 3352, 4190, 4324, 5405, 5866, 6440, 6580, 7567, 8380, 8648, 9637, 10810, 11732, 13160, 14665, 15134, 16760, 19274, 19693, 21620, 23464, 29330, 30268, 37835, 38548, 39386, 43240, 48185, 58660, 60536, 67459, 75670, 77096, 78772, 96370, 98465, 117320, 134918, 137851, 151340, 157544, 192740, 196930, 269836, 275702, 302680, 337295, 385480, 393860, 452939, 539672, 551404, 674590, 689255, 787720, 905878, 1102808, 1349180, 1378510, 1811756, 2264695, 2698360, 2757020, 3170573, 3623512, 4529390, 5514040, 6341146, 9058780, 12682292, 15852865, 18117560, 25364584, 31705730, 63411460, 126822920]

約数ペア:

[(1, 126822920), (2, 63411460), (4, 31705730), (5, 25364584), (7, 18117560), (8, 15852865), (10, 12682292), (14, 9058780), (20, 6341146), (23, 5514040), (28, 4529390), (35, 3623512), (40, 3170573), (46, 2757020), (47, 2698360), (56, 2264695), (70, 1811756), (92, 1378510), (94, 1349180), (115, 1102808), (140, 905878), (161, 787720), (184, 689255), (188, 674590), (230, 551404), (235, 539672), (280, 452939), (322, 393860), (329, 385480), (376, 337295), (419, 302680), (460, 275702), (470, 269836), (644, 196930), (658, 192740), (805, 157544), (838, 151340), (920, 137851), (940, 134918), (1081, 117320), (1288, 98465), (1316, 96370), (1610, 78772), (1645, 77096), (1676, 75670), (1880, 67459), (2095, 60536), (2162, 58660), (2632, 48185), (2933, 43240), (3220, 39386), (3290, 38548), (3352, 37835), (4190, 30268), (4324, 29330), (5405, 23464), (5866, 21620), (6440, 19693), (6580, 19274), (7567, 16760), (8380, 15134), (8648, 14665), (9637, 13160), (10810, 11732)]