55808320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 143012160

約数和(自身を除く): 87203840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 67, 76, 80, 95, 134, 137, 152, 160, 190, 268, 274, 304, 320, 335, 380, 536, 548, 608, 670, 685, 760, 1072, 1096, 1216, 1273, 1340, 1370, 1520, 2144, 2192, 2546, 2603, 2680, 2740, 3040, 4288, 4384, 5092, 5206, 5360, 5480, 6080, 6365, 8768, 9179, 10184, 10412, 10720, 10960, 12730, 13015, 18358, 20368, 20824, 21440, 21920, 25460, 26030, 36716, 40736, 41648, 43840, 45895, 50920, 52060, 73432, 81472, 83296, 91790, 101840, 104120, 146864, 166592, 174401, 183580, 203680, 208240, 293728, 348802, 367160, 407360, 416480, 587456, 697604, 734320, 832960, 872005, 1395208, 1468640, 1744010, 2790416, 2937280, 3488020, 5580832, 6976040, 11161664, 13952080, 27904160, 55808320]

約数ペア:

[(1, 55808320), (2, 27904160), (4, 13952080), (5, 11161664), (8, 6976040), (10, 5580832), (16, 3488020), (19, 2937280), (20, 2790416), (32, 1744010), (38, 1468640), (40, 1395208), (64, 872005), (67, 832960), (76, 734320), (80, 697604), (95, 587456), (134, 416480), (137, 407360), (152, 367160), (160, 348802), (190, 293728), (268, 208240), (274, 203680), (304, 183580), (320, 174401), (335, 166592), (380, 146864), (536, 104120), (548, 101840), (608, 91790), (670, 83296), (685, 81472), (760, 73432), (1072, 52060), (1096, 50920), (1216, 45895), (1273, 43840), (1340, 41648), (1370, 40736), (1520, 36716), (2144, 26030), (2192, 25460), (2546, 21920), (2603, 21440), (2680, 20824), (2740, 20368), (3040, 18358), (4288, 13015), (4384, 12730), (5092, 10960), (5206, 10720), (5360, 10412), (5480, 10184), (6080, 9179), (6365, 8768)]