68736800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 187300512

約数和(自身を除く): 118563712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 73, 80, 88, 100, 107, 110, 146, 160, 176, 200, 214, 220, 275, 292, 352, 365, 400, 428, 440, 535, 550, 584, 730, 800, 803, 856, 880, 1070, 1100, 1168, 1177, 1460, 1606, 1712, 1760, 1825, 2140, 2200, 2336, 2354, 2675, 2920, 3212, 3424, 3650, 4015, 4280, 4400, 4708, 5350, 5840, 5885, 6424, 7300, 7811, 8030, 8560, 8800, 9416, 10700, 11680, 11770, 12848, 14600, 15622, 16060, 17120, 18832, 20075, 21400, 23540, 25696, 29200, 29425, 31244, 32120, 37664, 39055, 40150, 42800, 47080, 58400, 58850, 62488, 64240, 78110, 80300, 85600, 85921, 94160, 117700, 124976, 128480, 156220, 160600, 171842, 188320, 195275, 235400, 249952, 312440, 321200, 343684, 390550, 429605, 470800, 624880, 642400, 687368, 781100, 859210, 941600, 1249760, 1374736, 1562200, 1718420, 2148025, 2749472, 3124400, 3436840, 4296050, 6248800, 6873680, 8592100, 13747360, 17184200, 34368400, 68736800]

約数ペア:

[(1, 68736800), (2, 34368400), (4, 17184200), (5, 13747360), (8, 8592100), (10, 6873680), (11, 6248800), (16, 4296050), (20, 3436840), (22, 3124400), (25, 2749472), (32, 2148025), (40, 1718420), (44, 1562200), (50, 1374736), (55, 1249760), (73, 941600), (80, 859210), (88, 781100), (100, 687368), (107, 642400), (110, 624880), (146, 470800), (160, 429605), (176, 390550), (200, 343684), (214, 321200), (220, 312440), (275, 249952), (292, 235400), (352, 195275), (365, 188320), (400, 171842), (428, 160600), (440, 156220), (535, 128480), (550, 124976), (584, 117700), (730, 94160), (800, 85921), (803, 85600), (856, 80300), (880, 78110), (1070, 64240), (1100, 62488), (1168, 58850), (1177, 58400), (1460, 47080), (1606, 42800), (1712, 40150), (1760, 39055), (1825, 37664), (2140, 32120), (2200, 31244), (2336, 29425), (2354, 29200), (2675, 25696), (2920, 23540), (3212, 21400), (3424, 20075), (3650, 18832), (4015, 17120), (4280, 16060), (4400, 15622), (4708, 14600), (5350, 12848), (5840, 11770), (5885, 11680), (6424, 10700), (7300, 9416), (7811, 8800), (8030, 8560)]