81842976

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 245306880

約数和(自身を除く): 163463904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 89, 93, 96, 103, 124, 144, 178, 186, 206, 248, 267, 279, 288, 309, 356, 372, 412, 496, 534, 558, 618, 712, 744, 801, 824, 927, 992, 1068, 1116, 1236, 1424, 1488, 1602, 1648, 1854, 2136, 2232, 2472, 2759, 2848, 2976, 3193, 3204, 3296, 3708, 4272, 4464, 4944, 5518, 6386, 6408, 7416, 8277, 8544, 8928, 9167, 9579, 9888, 11036, 12772, 12816, 14832, 16554, 18334, 19158, 22072, 24831, 25544, 25632, 27501, 28737, 29664, 33108, 36668, 38316, 44144, 49662, 51088, 55002, 57474, 66216, 73336, 76632, 82503, 88288, 99324, 102176, 110004, 114948, 132432, 146672, 153264, 165006, 198648, 220008, 229896, 264864, 284177, 293344, 306528, 330012, 397296, 440016, 459792, 568354, 660024, 794592, 852531, 880032, 919584, 1136708, 1320048, 1705062, 2273416, 2557593, 2640096, 3410124, 4546832, 5115186, 6820248, 9093664, 10230372, 13640496, 20460744, 27280992, 40921488, 81842976]

約数ペア:

[(1, 81842976), (2, 40921488), (3, 27280992), (4, 20460744), (6, 13640496), (8, 10230372), (9, 9093664), (12, 6820248), (16, 5115186), (18, 4546832), (24, 3410124), (31, 2640096), (32, 2557593), (36, 2273416), (48, 1705062), (62, 1320048), (72, 1136708), (89, 919584), (93, 880032), (96, 852531), (103, 794592), (124, 660024), (144, 568354), (178, 459792), (186, 440016), (206, 397296), (248, 330012), (267, 306528), (279, 293344), (288, 284177), (309, 264864), (356, 229896), (372, 220008), (412, 198648), (496, 165006), (534, 153264), (558, 146672), (618, 132432), (712, 114948), (744, 110004), (801, 102176), (824, 99324), (927, 88288), (992, 82503), (1068, 76632), (1116, 73336), (1236, 66216), (1424, 57474), (1488, 55002), (1602, 51088), (1648, 49662), (1854, 44144), (2136, 38316), (2232, 36668), (2472, 33108), (2759, 29664), (2848, 28737), (2976, 27501), (3193, 25632), (3204, 25544), (3296, 24831), (3708, 22072), (4272, 19158), (4464, 18334), (4944, 16554), (5518, 14832), (6386, 12816), (6408, 12772), (7416, 11036), (8277, 9888), (8544, 9579), (8928, 9167)]