72457440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13723}}^1$

素因数の和:13752

約数の個数: 96

約数和(自身を含む): 249008256

約数和(自身を除く): 176550816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 13723, 27446, 41169, 54892, 68615, 82338, 109784, 137230, 150953, 164676, 205845, 219568, 274460, 301906, 329352, 411690, 439136, 452859, 548920, 603812, 658704, 754765, 823380, 905718, 1097840, 1207624, 1317408, 1509530, 1646760, 1811436, 2195680, 2264295, 2415248, 3019060, 3293520, 3622872, 4528590, 4830496, 6038120, 6587040, 7245744, 9057180, 12076240, 14491488, 18114360, 24152480, 36228720, 72457440]

約数ペア:

[(1, 72457440), (2, 36228720), (3, 24152480), (4, 18114360), (5, 14491488), (6, 12076240), (8, 9057180), (10, 7245744), (11, 6587040), (12, 6038120), (15, 4830496), (16, 4528590), (20, 3622872), (22, 3293520), (24, 3019060), (30, 2415248), (32, 2264295), (33, 2195680), (40, 1811436), (44, 1646760), (48, 1509530), (55, 1317408), (60, 1207624), (66, 1097840), (80, 905718), (88, 823380), (96, 754765), (110, 658704), (120, 603812), (132, 548920), (160, 452859), (165, 439136), (176, 411690), (220, 329352), (240, 301906), (264, 274460), (330, 219568), (352, 205845), (440, 164676), (480, 150953), (528, 137230), (660, 109784), (880, 82338), (1056, 68615), (1320, 54892), (1760, 41169), (2640, 27446), (5280, 13723)]