74450040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 256988160

約数和(自身を除く): 182538120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 263, 280, 337, 420, 526, 674, 789, 840, 1011, 1052, 1315, 1348, 1578, 1685, 1841, 2022, 2104, 2359, 2630, 2696, 3156, 3370, 3682, 3945, 4044, 4718, 5055, 5260, 5523, 6312, 6740, 7077, 7364, 7890, 8088, 9205, 9436, 10110, 10520, 11046, 11795, 13480, 14154, 14728, 15780, 18410, 18872, 20220, 22092, 23590, 27615, 28308, 31560, 35385, 36820, 40440, 44184, 47180, 55230, 56616, 70770, 73640, 88631, 94360, 110460, 141540, 177262, 220920, 265893, 283080, 354524, 443155, 531786, 620417, 709048, 886310, 1063572, 1240834, 1329465, 1772620, 1861251, 2127144, 2481668, 2658930, 3102085, 3545240, 3722502, 4963336, 5317860, 6204170, 7445004, 9306255, 10635720, 12408340, 14890008, 18612510, 24816680, 37225020, 74450040]

約数ペア:

[(1, 74450040), (2, 37225020), (3, 24816680), (4, 18612510), (5, 14890008), (6, 12408340), (7, 10635720), (8, 9306255), (10, 7445004), (12, 6204170), (14, 5317860), (15, 4963336), (20, 3722502), (21, 3545240), (24, 3102085), (28, 2658930), (30, 2481668), (35, 2127144), (40, 1861251), (42, 1772620), (56, 1329465), (60, 1240834), (70, 1063572), (84, 886310), (105, 709048), (120, 620417), (140, 531786), (168, 443155), (210, 354524), (263, 283080), (280, 265893), (337, 220920), (420, 177262), (526, 141540), (674, 110460), (789, 94360), (840, 88631), (1011, 73640), (1052, 70770), (1315, 56616), (1348, 55230), (1578, 47180), (1685, 44184), (1841, 40440), (2022, 36820), (2104, 35385), (2359, 31560), (2630, 28308), (2696, 27615), (3156, 23590), (3370, 22092), (3682, 20220), (3945, 18872), (4044, 18410), (4718, 15780), (5055, 14728), (5260, 14154), (5523, 13480), (6312, 11795), (6740, 11046), (7077, 10520), (7364, 10110), (7890, 9436), (8088, 9205)]