7291920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1360

約数の個数: 80

約数和(自身を含む): 23605632

約数和(自身を除く): 16313712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1321, 1380, 1840, 2642, 2760, 3963, 5284, 5520, 6605, 7926, 10568, 13210, 15852, 19815, 21136, 26420, 30383, 31704, 39630, 52840, 60766, 63408, 79260, 91149, 105680, 121532, 151915, 158520, 182298, 243064, 303830, 317040, 364596, 455745, 486128, 607660, 729192, 911490, 1215320, 1458384, 1822980, 2430640, 3645960, 7291920]

約数ペア:

[(1, 7291920), (2, 3645960), (3, 2430640), (4, 1822980), (5, 1458384), (6, 1215320), (8, 911490), (10, 729192), (12, 607660), (15, 486128), (16, 455745), (20, 364596), (23, 317040), (24, 303830), (30, 243064), (40, 182298), (46, 158520), (48, 151915), (60, 121532), (69, 105680), (80, 91149), (92, 79260), (115, 63408), (120, 60766), (138, 52840), (184, 39630), (230, 31704), (240, 30383), (276, 26420), (345, 21136), (368, 19815), (460, 15852), (552, 13210), (690, 10568), (920, 7926), (1104, 6605), (1321, 5520), (1380, 5284), (1840, 3963), (2642, 2760)]