74981280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1291}}^1$

素因数の和:1331

約数の個数: 144

約数和(自身を含む): 259816032

約数和(自身を除く): 184834752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 220, 240, 242, 264, 330, 352, 363, 440, 480, 484, 528, 605, 660, 726, 880, 968, 1056, 1210, 1291, 1320, 1452, 1760, 1815, 1936, 2420, 2582, 2640, 2904, 3630, 3872, 3873, 4840, 5164, 5280, 5808, 6455, 7260, 7746, 9680, 10328, 11616, 12910, 14201, 14520, 15492, 19360, 19365, 20656, 25820, 28402, 29040, 30984, 38730, 41312, 42603, 51640, 56804, 58080, 61968, 71005, 77460, 85206, 103280, 113608, 123936, 142010, 154920, 156211, 170412, 206560, 213015, 227216, 284020, 309840, 312422, 340824, 426030, 454432, 468633, 568040, 619680, 624844, 681648, 781055, 852060, 937266, 1136080, 1249688, 1363296, 1562110, 1704120, 1874532, 2272160, 2343165, 2499376, 3124220, 3408240, 3749064, 4686330, 4998752, 6248440, 6816480, 7498128, 9372660, 12496880, 14996256, 18745320, 24993760, 37490640, 74981280]

約数ペア:

[(1, 74981280), (2, 37490640), (3, 24993760), (4, 18745320), (5, 14996256), (6, 12496880), (8, 9372660), (10, 7498128), (11, 6816480), (12, 6248440), (15, 4998752), (16, 4686330), (20, 3749064), (22, 3408240), (24, 3124220), (30, 2499376), (32, 2343165), (33, 2272160), (40, 1874532), (44, 1704120), (48, 1562110), (55, 1363296), (60, 1249688), (66, 1136080), (80, 937266), (88, 852060), (96, 781055), (110, 681648), (120, 624844), (121, 619680), (132, 568040), (160, 468633), (165, 454432), (176, 426030), (220, 340824), (240, 312422), (242, 309840), (264, 284020), (330, 227216), (352, 213015), (363, 206560), (440, 170412), (480, 156211), (484, 154920), (528, 142010), (605, 123936), (660, 113608), (726, 103280), (880, 85206), (968, 77460), (1056, 71005), (1210, 61968), (1291, 58080), (1320, 56804), (1452, 51640), (1760, 42603), (1815, 41312), (1936, 38730), (2420, 30984), (2582, 29040), (2640, 28402), (2904, 25820), (3630, 20656), (3872, 19365), (3873, 19360), (4840, 15492), (5164, 14520), (5280, 14201), (5808, 12910), (6455, 11616), (7260, 10328), (7746, 9680)]