31440360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{5347}}^1$

素因数の和:5375

約数の個数: 96

約数和(自身を含む): 109740960

約数和(自身を除く): 78300600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5347, 5880, 10694, 16041, 21388, 26735, 32082, 37429, 42776, 53470, 64164, 74858, 80205, 106940, 112287, 128328, 149716, 160410, 187145, 213880, 224574, 262003, 299432, 320820, 374290, 449148, 524006, 561435, 641640, 748580, 786009, 898296, 1048012, 1122870, 1310015, 1497160, 1572018, 2096024, 2245740, 2620030, 3144036, 3930045, 4491480, 5240060, 6288072, 7860090, 10480120, 15720180, 31440360]

約数ペア:

[(1, 31440360), (2, 15720180), (3, 10480120), (4, 7860090), (5, 6288072), (6, 5240060), (7, 4491480), (8, 3930045), (10, 3144036), (12, 2620030), (14, 2245740), (15, 2096024), (20, 1572018), (21, 1497160), (24, 1310015), (28, 1122870), (30, 1048012), (35, 898296), (40, 786009), (42, 748580), (49, 641640), (56, 561435), (60, 524006), (70, 449148), (84, 374290), (98, 320820), (105, 299432), (120, 262003), (140, 224574), (147, 213880), (168, 187145), (196, 160410), (210, 149716), (245, 128328), (280, 112287), (294, 106940), (392, 80205), (420, 74858), (490, 64164), (588, 53470), (735, 42776), (840, 37429), (980, 32082), (1176, 26735), (1470, 21388), (1960, 16041), (2940, 10694), (5347, 5880)]