81761688

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 233906400

約数和(自身を除く): 152144712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 97, 138, 184, 194, 207, 276, 291, 388, 414, 509, 552, 582, 776, 828, 873, 1018, 1164, 1527, 1656, 1746, 2036, 2231, 2328, 3054, 3492, 4072, 4462, 4581, 6108, 6693, 6984, 8924, 9162, 11707, 12216, 13386, 17848, 18324, 20079, 23414, 26772, 35121, 36648, 40158, 46828, 49373, 53544, 70242, 80316, 93656, 98746, 105363, 140484, 148119, 160632, 197492, 210726, 280968, 296238, 394984, 421452, 444357, 592476, 842904, 888714, 1135579, 1184952, 1777428, 2271158, 3406737, 3554856, 4542316, 6813474, 9084632, 10220211, 13626948, 20440422, 27253896, 40880844, 81761688]

約数ペア:

[(1, 81761688), (2, 40880844), (3, 27253896), (4, 20440422), (6, 13626948), (8, 10220211), (9, 9084632), (12, 6813474), (18, 4542316), (23, 3554856), (24, 3406737), (36, 2271158), (46, 1777428), (69, 1184952), (72, 1135579), (92, 888714), (97, 842904), (138, 592476), (184, 444357), (194, 421452), (207, 394984), (276, 296238), (291, 280968), (388, 210726), (414, 197492), (509, 160632), (552, 148119), (582, 140484), (776, 105363), (828, 98746), (873, 93656), (1018, 80316), (1164, 70242), (1527, 53544), (1656, 49373), (1746, 46828), (2036, 40158), (2231, 36648), (2328, 35121), (3054, 26772), (3492, 23414), (4072, 20079), (4462, 18324), (4581, 17848), (6108, 13386), (6693, 12216), (6984, 11707), (8924, 9162)]