31268880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 120

約数和(自身を含む): 106111512

約数和(自身を除く): 74842632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 137, 144, 180, 240, 274, 317, 360, 411, 548, 634, 685, 720, 822, 951, 1096, 1233, 1268, 1370, 1585, 1644, 1902, 2055, 2192, 2466, 2536, 2740, 2853, 3170, 3288, 3804, 4110, 4755, 4932, 5072, 5480, 5706, 6165, 6340, 6576, 7608, 8220, 9510, 9864, 10960, 11412, 12330, 12680, 14265, 15216, 16440, 19020, 19728, 22824, 24660, 25360, 28530, 32880, 38040, 43429, 45648, 49320, 57060, 76080, 86858, 98640, 114120, 130287, 173716, 217145, 228240, 260574, 347432, 390861, 434290, 521148, 651435, 694864, 781722, 868580, 1042296, 1302870, 1563444, 1737160, 1954305, 2084592, 2605740, 3126888, 3474320, 3908610, 5211480, 6253776, 7817220, 10422960, 15634440, 31268880]

約数ペア:

[(1, 31268880), (2, 15634440), (3, 10422960), (4, 7817220), (5, 6253776), (6, 5211480), (8, 3908610), (9, 3474320), (10, 3126888), (12, 2605740), (15, 2084592), (16, 1954305), (18, 1737160), (20, 1563444), (24, 1302870), (30, 1042296), (36, 868580), (40, 781722), (45, 694864), (48, 651435), (60, 521148), (72, 434290), (80, 390861), (90, 347432), (120, 260574), (137, 228240), (144, 217145), (180, 173716), (240, 130287), (274, 114120), (317, 98640), (360, 86858), (411, 76080), (548, 57060), (634, 49320), (685, 45648), (720, 43429), (822, 38040), (951, 32880), (1096, 28530), (1233, 25360), (1268, 24660), (1370, 22824), (1585, 19728), (1644, 19020), (1902, 16440), (2055, 15216), (2192, 14265), (2466, 12680), (2536, 12330), (2740, 11412), (2853, 10960), (3170, 9864), (3288, 9510), (3804, 8220), (4110, 7608), (4755, 6576), (4932, 6340), (5072, 6165), (5480, 5706)]