74999280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2281}}^1$

素因数の和:2434

約数の個数: 80

約数和(自身を含む): 234297504

約数和(自身を除く): 159298224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2281, 2740, 3288, 4110, 4562, 5480, 6576, 6843, 8220, 9124, 10960, 11405, 13686, 16440, 18248, 22810, 27372, 32880, 34215, 36496, 45620, 54744, 68430, 91240, 109488, 136860, 182480, 273720, 312497, 547440, 624994, 937491, 1249988, 1562485, 1874982, 2499976, 3124970, 3749964, 4687455, 4999952, 6249940, 7499928, 9374910, 12499880, 14999856, 18749820, 24999760, 37499640, 74999280]

約数ペア:

[(1, 74999280), (2, 37499640), (3, 24999760), (4, 18749820), (5, 14999856), (6, 12499880), (8, 9374910), (10, 7499928), (12, 6249940), (15, 4999952), (16, 4687455), (20, 3749964), (24, 3124970), (30, 2499976), (40, 1874982), (48, 1562485), (60, 1249988), (80, 937491), (120, 624994), (137, 547440), (240, 312497), (274, 273720), (411, 182480), (548, 136860), (685, 109488), (822, 91240), (1096, 68430), (1370, 54744), (1644, 45620), (2055, 36496), (2192, 34215), (2281, 32880), (2740, 27372), (3288, 22810), (4110, 18248), (4562, 16440), (5480, 13686), (6576, 11405), (6843, 10960), (8220, 9124)]