72608800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 199487232

約数和(自身を除く): 126878432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 74, 80, 88, 100, 110, 148, 160, 176, 185, 200, 220, 223, 275, 296, 352, 370, 400, 407, 440, 446, 550, 592, 740, 800, 814, 880, 892, 925, 1100, 1115, 1184, 1480, 1628, 1760, 1784, 1850, 2035, 2200, 2230, 2453, 2960, 3256, 3568, 3700, 4070, 4400, 4460, 4906, 5575, 5920, 6512, 7136, 7400, 8140, 8251, 8800, 8920, 9812, 10175, 11150, 12265, 13024, 14800, 16280, 16502, 17840, 19624, 20350, 22300, 24530, 29600, 32560, 33004, 35680, 39248, 40700, 41255, 44600, 49060, 61325, 65120, 66008, 78496, 81400, 82510, 89200, 90761, 98120, 122650, 132016, 162800, 165020, 178400, 181522, 196240, 206275, 245300, 264032, 325600, 330040, 363044, 392480, 412550, 453805, 490600, 660080, 726088, 825100, 907610, 981200, 1320160, 1452176, 1650200, 1815220, 1962400, 2269025, 2904352, 3300400, 3630440, 4538050, 6600800, 7260880, 9076100, 14521760, 18152200, 36304400, 72608800]

約数ペア:

[(1, 72608800), (2, 36304400), (4, 18152200), (5, 14521760), (8, 9076100), (10, 7260880), (11, 6600800), (16, 4538050), (20, 3630440), (22, 3300400), (25, 2904352), (32, 2269025), (37, 1962400), (40, 1815220), (44, 1650200), (50, 1452176), (55, 1320160), (74, 981200), (80, 907610), (88, 825100), (100, 726088), (110, 660080), (148, 490600), (160, 453805), (176, 412550), (185, 392480), (200, 363044), (220, 330040), (223, 325600), (275, 264032), (296, 245300), (352, 206275), (370, 196240), (400, 181522), (407, 178400), (440, 165020), (446, 162800), (550, 132016), (592, 122650), (740, 98120), (800, 90761), (814, 89200), (880, 82510), (892, 81400), (925, 78496), (1100, 66008), (1115, 65120), (1184, 61325), (1480, 49060), (1628, 44600), (1760, 41255), (1784, 40700), (1850, 39248), (2035, 35680), (2200, 33004), (2230, 32560), (2453, 29600), (2960, 24530), (3256, 22300), (3568, 20350), (3700, 19624), (4070, 17840), (4400, 16502), (4460, 16280), (4906, 14800), (5575, 13024), (5920, 12265), (6512, 11150), (7136, 10175), (7400, 9812), (8140, 8920), (8251, 8800)]