31332900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 99993600

約数和(自身を除く): 68660700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 25, 30, 38, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 114, 115, 138, 150, 190, 228, 230, 239, 276, 285, 300, 345, 380, 437, 460, 475, 478, 570, 575, 690, 717, 874, 950, 956, 1140, 1150, 1195, 1311, 1380, 1425, 1434, 1725, 1748, 1900, 2185, 2300, 2390, 2622, 2850, 2868, 3450, 3585, 4370, 4541, 4780, 5244, 5497, 5700, 5975, 6555, 6900, 7170, 8740, 9082, 10925, 10994, 11950, 13110, 13623, 14340, 16491, 17925, 18164, 21850, 21988, 22705, 23900, 26220, 27246, 27485, 32775, 32982, 35850, 43700, 45410, 54492, 54970, 65550, 65964, 68115, 71700, 82455, 90820, 104443, 109940, 113525, 131100, 136230, 137425, 164910, 208886, 227050, 272460, 274850, 313329, 329820, 340575, 412275, 417772, 454100, 522215, 549700, 626658, 681150, 824550, 1044430, 1253316, 1362300, 1566645, 1649100, 2088860, 2611075, 3133290, 5222150, 6266580, 7833225, 10444300, 15666450, 31332900]

約数ペア:

[(1, 31332900), (2, 15666450), (3, 10444300), (4, 7833225), (5, 6266580), (6, 5222150), (10, 3133290), (12, 2611075), (15, 2088860), (19, 1649100), (20, 1566645), (23, 1362300), (25, 1253316), (30, 1044430), (38, 824550), (46, 681150), (50, 626658), (57, 549700), (60, 522215), (69, 454100), (75, 417772), (76, 412275), (92, 340575), (95, 329820), (100, 313329), (114, 274850), (115, 272460), (138, 227050), (150, 208886), (190, 164910), (228, 137425), (230, 136230), (239, 131100), (276, 113525), (285, 109940), (300, 104443), (345, 90820), (380, 82455), (437, 71700), (460, 68115), (475, 65964), (478, 65550), (570, 54970), (575, 54492), (690, 45410), (717, 43700), (874, 35850), (950, 32982), (956, 32775), (1140, 27485), (1150, 27246), (1195, 26220), (1311, 23900), (1380, 22705), (1425, 21988), (1434, 21850), (1725, 18164), (1748, 17925), (1900, 16491), (2185, 14340), (2300, 13623), (2390, 13110), (2622, 11950), (2850, 10994), (2868, 10925), (3450, 9082), (3585, 8740), (4370, 7170), (4541, 6900), (4780, 6555), (5244, 5975), (5497, 5700)]