71879328

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 215744256

約数和(自身を除く): 143864928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 83, 93, 96, 97, 124, 144, 166, 186, 194, 248, 249, 279, 288, 291, 332, 372, 388, 496, 498, 558, 582, 664, 744, 747, 776, 873, 992, 996, 1116, 1164, 1328, 1488, 1494, 1552, 1746, 1992, 2232, 2328, 2573, 2656, 2976, 2988, 3007, 3104, 3492, 3984, 4464, 4656, 5146, 5976, 6014, 6984, 7719, 7968, 8051, 8928, 9021, 9312, 10292, 11952, 12028, 13968, 15438, 16102, 18042, 20584, 23157, 23904, 24056, 24153, 27063, 27936, 30876, 32204, 36084, 41168, 46314, 48112, 48306, 54126, 61752, 64408, 72168, 72459, 82336, 92628, 96224, 96612, 108252, 123504, 128816, 144336, 144918, 185256, 193224, 216504, 247008, 249581, 257632, 288672, 289836, 370512, 386448, 433008, 499162, 579672, 741024, 748743, 772896, 866016, 998324, 1159344, 1497486, 1996648, 2246229, 2318688, 2994972, 3993296, 4492458, 5989944, 7986592, 8984916, 11979888, 17969832, 23959776, 35939664, 71879328]

約数ペア:

[(1, 71879328), (2, 35939664), (3, 23959776), (4, 17969832), (6, 11979888), (8, 8984916), (9, 7986592), (12, 5989944), (16, 4492458), (18, 3993296), (24, 2994972), (31, 2318688), (32, 2246229), (36, 1996648), (48, 1497486), (62, 1159344), (72, 998324), (83, 866016), (93, 772896), (96, 748743), (97, 741024), (124, 579672), (144, 499162), (166, 433008), (186, 386448), (194, 370512), (248, 289836), (249, 288672), (279, 257632), (288, 249581), (291, 247008), (332, 216504), (372, 193224), (388, 185256), (496, 144918), (498, 144336), (558, 128816), (582, 123504), (664, 108252), (744, 96612), (747, 96224), (776, 92628), (873, 82336), (992, 72459), (996, 72168), (1116, 64408), (1164, 61752), (1328, 54126), (1488, 48306), (1494, 48112), (1552, 46314), (1746, 41168), (1992, 36084), (2232, 32204), (2328, 30876), (2573, 27936), (2656, 27063), (2976, 24153), (2988, 24056), (3007, 23904), (3104, 23157), (3492, 20584), (3984, 18042), (4464, 16102), (4656, 15438), (5146, 13968), (5976, 12028), (6014, 11952), (6984, 10292), (7719, 9312), (7968, 9021), (8051, 8928)]