90405984

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 246564864

約数和(自身を除く): 156158880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 103, 123, 164, 206, 223, 246, 309, 328, 412, 446, 492, 618, 656, 669, 824, 892, 984, 1236, 1312, 1338, 1648, 1784, 1968, 2472, 2676, 3296, 3568, 3936, 4223, 4944, 5352, 7136, 8446, 9143, 9888, 10704, 12669, 16892, 18286, 21408, 22969, 25338, 27429, 33784, 36572, 45938, 50676, 54858, 67568, 68907, 73144, 91876, 101352, 109716, 135136, 137814, 146288, 183752, 202704, 219432, 275628, 292576, 367504, 405408, 438864, 551256, 735008, 877728, 941729, 1102512, 1883458, 2205024, 2825187, 3766916, 5650374, 7533832, 11300748, 15067664, 22601496, 30135328, 45202992, 90405984]

約数ペア:

[(1, 90405984), (2, 45202992), (3, 30135328), (4, 22601496), (6, 15067664), (8, 11300748), (12, 7533832), (16, 5650374), (24, 3766916), (32, 2825187), (41, 2205024), (48, 1883458), (82, 1102512), (96, 941729), (103, 877728), (123, 735008), (164, 551256), (206, 438864), (223, 405408), (246, 367504), (309, 292576), (328, 275628), (412, 219432), (446, 202704), (492, 183752), (618, 146288), (656, 137814), (669, 135136), (824, 109716), (892, 101352), (984, 91876), (1236, 73144), (1312, 68907), (1338, 67568), (1648, 54858), (1784, 50676), (1968, 45938), (2472, 36572), (2676, 33784), (3296, 27429), (3568, 25338), (3936, 22969), (4223, 21408), (4944, 18286), (5352, 16892), (7136, 12669), (8446, 10704), (9143, 9888)]