312267840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1361}}^1$

素因数の和:1620

約数の個数: 112

約数和(自身を含む): 996330240

約数和(自身を除く): 684062400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 239, 240, 320, 478, 480, 717, 956, 960, 1195, 1361, 1434, 1912, 2390, 2722, 2868, 3585, 3824, 4083, 4780, 5444, 5736, 6805, 7170, 7648, 8166, 9560, 10888, 11472, 13610, 14340, 15296, 16332, 19120, 20415, 21776, 22944, 27220, 28680, 32664, 38240, 40830, 43552, 45888, 54440, 57360, 65328, 76480, 81660, 87104, 108880, 114720, 130656, 163320, 217760, 229440, 261312, 325279, 326640, 435520, 650558, 653280, 975837, 1301116, 1306560, 1626395, 1951674, 2602232, 3252790, 3903348, 4879185, 5204464, 6505580, 7806696, 9758370, 10408928, 13011160, 15613392, 19516740, 20817856, 26022320, 31226784, 39033480, 52044640, 62453568, 78066960, 104089280, 156133920, 312267840]

約数ペア:

[(1, 312267840), (2, 156133920), (3, 104089280), (4, 78066960), (5, 62453568), (6, 52044640), (8, 39033480), (10, 31226784), (12, 26022320), (15, 20817856), (16, 19516740), (20, 15613392), (24, 13011160), (30, 10408928), (32, 9758370), (40, 7806696), (48, 6505580), (60, 5204464), (64, 4879185), (80, 3903348), (96, 3252790), (120, 2602232), (160, 1951674), (192, 1626395), (239, 1306560), (240, 1301116), (320, 975837), (478, 653280), (480, 650558), (717, 435520), (956, 326640), (960, 325279), (1195, 261312), (1361, 229440), (1434, 217760), (1912, 163320), (2390, 130656), (2722, 114720), (2868, 108880), (3585, 87104), (3824, 81660), (4083, 76480), (4780, 65328), (5444, 57360), (5736, 54440), (6805, 45888), (7170, 43552), (7648, 40830), (8166, 38240), (9560, 32664), (10888, 28680), (11472, 27220), (13610, 22944), (14340, 21776), (15296, 20415), (16332, 19120)]