247534740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59791}}^1$

素因数の和:59829

約数の個数: 72

約数和(自身を含む): 783514368

約数和(自身を除く): 535979628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 59791, 119582, 179373, 239164, 298955, 358746, 538119, 597910, 717492, 896865, 1076238, 1195820, 1375193, 1793730, 2152476, 2690595, 2750386, 3587460, 4125579, 5381190, 5500772, 6875965, 8251158, 10762380, 12376737, 13751930, 16502316, 20627895, 24753474, 27503860, 41255790, 49506948, 61883685, 82511580, 123767370, 247534740]

約数ペア:

[(1, 247534740), (2, 123767370), (3, 82511580), (4, 61883685), (5, 49506948), (6, 41255790), (9, 27503860), (10, 24753474), (12, 20627895), (15, 16502316), (18, 13751930), (20, 12376737), (23, 10762380), (30, 8251158), (36, 6875965), (45, 5500772), (46, 5381190), (60, 4125579), (69, 3587460), (90, 2750386), (92, 2690595), (115, 2152476), (138, 1793730), (180, 1375193), (207, 1195820), (230, 1076238), (276, 896865), (345, 717492), (414, 597910), (460, 538119), (690, 358746), (828, 298955), (1035, 239164), (1380, 179373), (2070, 119582), (4140, 59791)]