72547720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{259099}}^1$

素因数の和:259117

約数の個数: 32

約数和(自身を含む): 186552000

約数和(自身を除く): 114004280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 259099, 518198, 1036396, 1295495, 1813693, 2072792, 2590990, 3627386, 5181980, 7254772, 9068465, 10363960, 14509544, 18136930, 36273860, 72547720]

約数ペア:

[(1, 72547720), (2, 36273860), (4, 18136930), (5, 14509544), (7, 10363960), (8, 9068465), (10, 7254772), (14, 5181980), (20, 3627386), (28, 2590990), (35, 2072792), (40, 1813693), (56, 1295495), (70, 1036396), (140, 518198), (280, 259099)]