61605040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4783}}^1$

素因数の和:4826

約数の個数: 80

約数和(自身を含む): 170846208

約数和(自身を除く): 109241168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 4783, 6440, 9566, 12880, 19132, 23915, 33481, 38264, 47830, 66962, 76528, 95660, 110009, 133924, 167405, 191320, 220018, 267848, 334810, 382640, 440036, 535696, 550045, 669620, 770063, 880072, 1100090, 1339240, 1540126, 1760144, 2200180, 2678480, 3080252, 3850315, 4400360, 6160504, 7700630, 8800720, 12321008, 15401260, 30802520, 61605040]

約数ペア:

[(1, 61605040), (2, 30802520), (4, 15401260), (5, 12321008), (7, 8800720), (8, 7700630), (10, 6160504), (14, 4400360), (16, 3850315), (20, 3080252), (23, 2678480), (28, 2200180), (35, 1760144), (40, 1540126), (46, 1339240), (56, 1100090), (70, 880072), (80, 770063), (92, 669620), (112, 550045), (115, 535696), (140, 440036), (161, 382640), (184, 334810), (230, 267848), (280, 220018), (322, 191320), (368, 167405), (460, 133924), (560, 110009), (644, 95660), (805, 76528), (920, 66962), (1288, 47830), (1610, 38264), (1840, 33481), (2576, 23915), (3220, 19132), (4783, 12880), (6440, 9566)]