161728488

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 478114560

約数和(自身を除く): 316386072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 83, 93, 97, 108, 124, 162, 166, 186, 194, 216, 248, 249, 279, 291, 324, 332, 372, 388, 498, 558, 582, 648, 664, 744, 747, 776, 837, 873, 996, 1116, 1164, 1494, 1674, 1746, 1992, 2232, 2241, 2328, 2511, 2573, 2619, 2988, 3007, 3348, 3492, 4482, 5022, 5146, 5238, 5976, 6014, 6696, 6723, 6984, 7719, 7857, 8051, 8964, 9021, 10044, 10292, 10476, 12028, 13446, 15438, 15714, 16102, 17928, 18042, 20088, 20584, 20952, 23157, 24056, 24153, 26892, 27063, 30876, 31428, 32204, 36084, 46314, 48306, 53784, 54126, 61752, 62856, 64408, 69471, 72168, 72459, 81189, 92628, 96612, 108252, 138942, 144918, 162378, 185256, 193224, 208413, 216504, 217377, 243567, 249581, 277884, 289836, 324756, 416826, 434754, 487134, 499162, 555768, 579672, 649512, 652131, 748743, 833652, 869508, 974268, 998324, 1304262, 1497486, 1667304, 1739016, 1948536, 1996648, 2246229, 2608524, 2994972, 4492458, 5217048, 5989944, 6738687, 8984916, 13477374, 17969832, 20216061, 26954748, 40432122, 53909496, 80864244, 161728488]

約数ペア:

[(1, 161728488), (2, 80864244), (3, 53909496), (4, 40432122), (6, 26954748), (8, 20216061), (9, 17969832), (12, 13477374), (18, 8984916), (24, 6738687), (27, 5989944), (31, 5217048), (36, 4492458), (54, 2994972), (62, 2608524), (72, 2246229), (81, 1996648), (83, 1948536), (93, 1739016), (97, 1667304), (108, 1497486), (124, 1304262), (162, 998324), (166, 974268), (186, 869508), (194, 833652), (216, 748743), (248, 652131), (249, 649512), (279, 579672), (291, 555768), (324, 499162), (332, 487134), (372, 434754), (388, 416826), (498, 324756), (558, 289836), (582, 277884), (648, 249581), (664, 243567), (744, 217377), (747, 216504), (776, 208413), (837, 193224), (873, 185256), (996, 162378), (1116, 144918), (1164, 138942), (1494, 108252), (1674, 96612), (1746, 92628), (1992, 81189), (2232, 72459), (2241, 72168), (2328, 69471), (2511, 64408), (2573, 62856), (2619, 61752), (2988, 54126), (3007, 53784), (3348, 48306), (3492, 46314), (4482, 36084), (5022, 32204), (5146, 31428), (5238, 30876), (5976, 27063), (6014, 26892), (6696, 24153), (6723, 24056), (6984, 23157), (7719, 20952), (7857, 20584), (8051, 20088), (8964, 18042), (9021, 17928), (10044, 16102), (10292, 15714), (10476, 15438), (12028, 13446)]