72996560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 160

約数和(自身を含む): 215319552

約数和(自身を除く): 142322992

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 182, 185, 208, 259, 260, 271, 280, 296, 364, 370, 455, 481, 518, 520, 542, 560, 592, 728, 740, 910, 962, 1036, 1040, 1084, 1295, 1355, 1456, 1480, 1820, 1897, 1924, 2072, 2168, 2405, 2590, 2710, 2960, 3367, 3523, 3640, 3794, 3848, 4144, 4336, 4810, 5180, 5420, 6734, 7046, 7280, 7588, 7696, 9485, 9620, 10027, 10360, 10840, 13468, 14092, 15176, 16835, 17615, 18970, 19240, 20054, 20720, 21680, 24661, 26936, 28184, 30352, 33670, 35230, 37940, 38480, 40108, 49322, 50135, 53872, 56368, 67340, 70189, 70460, 75880, 80216, 98644, 100270, 123305, 130351, 134680, 140378, 140920, 151760, 160432, 197288, 200540, 246610, 260702, 269360, 280756, 281840, 350945, 394576, 401080, 493220, 521404, 561512, 651755, 701890, 802160, 912457, 986440, 1042808, 1123024, 1303510, 1403780, 1824914, 1972880, 2085616, 2607020, 2807560, 3649828, 4562285, 5214040, 5615120, 7299656, 9124570, 10428080, 14599312, 18249140, 36498280, 72996560]

約数ペア:

[(1, 72996560), (2, 36498280), (4, 18249140), (5, 14599312), (7, 10428080), (8, 9124570), (10, 7299656), (13, 5615120), (14, 5214040), (16, 4562285), (20, 3649828), (26, 2807560), (28, 2607020), (35, 2085616), (37, 1972880), (40, 1824914), (52, 1403780), (56, 1303510), (65, 1123024), (70, 1042808), (74, 986440), (80, 912457), (91, 802160), (104, 701890), (112, 651755), (130, 561512), (140, 521404), (148, 493220), (182, 401080), (185, 394576), (208, 350945), (259, 281840), (260, 280756), (271, 269360), (280, 260702), (296, 246610), (364, 200540), (370, 197288), (455, 160432), (481, 151760), (518, 140920), (520, 140378), (542, 134680), (560, 130351), (592, 123305), (728, 100270), (740, 98644), (910, 80216), (962, 75880), (1036, 70460), (1040, 70189), (1084, 67340), (1295, 56368), (1355, 53872), (1456, 50135), (1480, 49322), (1820, 40108), (1897, 38480), (1924, 37940), (2072, 35230), (2168, 33670), (2405, 30352), (2590, 28184), (2710, 26936), (2960, 24661), (3367, 21680), (3523, 20720), (3640, 20054), (3794, 19240), (3848, 18970), (4144, 17615), (4336, 16835), (4810, 15176), (5180, 14092), (5420, 13468), (6734, 10840), (7046, 10360), (7280, 10027), (7588, 9620), (7696, 9485)]