11111200

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 30935520

約数和(自身を除く): 19824320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 43, 50, 68, 76, 80, 85, 86, 95, 100, 136, 152, 160, 170, 172, 190, 200, 215, 272, 304, 323, 340, 344, 380, 400, 425, 430, 475, 544, 608, 646, 680, 688, 731, 760, 800, 817, 850, 860, 950, 1075, 1292, 1360, 1376, 1462, 1520, 1615, 1634, 1700, 1720, 1900, 2150, 2584, 2720, 2924, 3040, 3230, 3268, 3400, 3440, 3655, 3800, 4085, 4300, 5168, 5848, 6460, 6536, 6800, 6880, 7310, 7600, 8075, 8170, 8600, 10336, 11696, 12920, 13072, 13600, 13889, 14620, 15200, 16150, 16340, 17200, 18275, 20425, 23392, 25840, 26144, 27778, 29240, 32300, 32680, 34400, 36550, 40850, 51680, 55556, 58480, 64600, 65360, 69445, 73100, 81700, 111112, 116960, 129200, 130720, 138890, 146200, 163400, 222224, 258400, 277780, 292400, 326800, 347225, 444448, 555560, 584800, 653600, 694450, 1111120, 1388900, 2222240, 2777800, 5555600, 11111200]

約数ペア:

[(1, 11111200), (2, 5555600), (4, 2777800), (5, 2222240), (8, 1388900), (10, 1111120), (16, 694450), (17, 653600), (19, 584800), (20, 555560), (25, 444448), (32, 347225), (34, 326800), (38, 292400), (40, 277780), (43, 258400), (50, 222224), (68, 163400), (76, 146200), (80, 138890), (85, 130720), (86, 129200), (95, 116960), (100, 111112), (136, 81700), (152, 73100), (160, 69445), (170, 65360), (172, 64600), (190, 58480), (200, 55556), (215, 51680), (272, 40850), (304, 36550), (323, 34400), (340, 32680), (344, 32300), (380, 29240), (400, 27778), (425, 26144), (430, 25840), (475, 23392), (544, 20425), (608, 18275), (646, 17200), (680, 16340), (688, 16150), (731, 15200), (760, 14620), (800, 13889), (817, 13600), (850, 13072), (860, 12920), (950, 11696), (1075, 10336), (1292, 8600), (1360, 8170), (1376, 8075), (1462, 7600), (1520, 7310), (1615, 6880), (1634, 6800), (1700, 6536), (1720, 6460), (1900, 5848), (2150, 5168), (2584, 4300), (2720, 4085), (2924, 3800), (3040, 3655), (3230, 3440), (3268, 3400)]