127187820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{78511}}^1$

素因数の和:78532

約数の個数: 60

約数和(自身を含む): 398997984

約数和(自身を除く): 271810164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 78511, 157022, 235533, 314044, 392555, 471066, 706599, 785110, 942132, 1177665, 1413198, 1570220, 2119797, 2355330, 2826396, 3532995, 4239594, 4710660, 6359391, 7065990, 8479188, 10598985, 12718782, 14131980, 21197970, 25437564, 31796955, 42395940, 63593910, 127187820]

約数ペア:

[(1, 127187820), (2, 63593910), (3, 42395940), (4, 31796955), (5, 25437564), (6, 21197970), (9, 14131980), (10, 12718782), (12, 10598985), (15, 8479188), (18, 7065990), (20, 6359391), (27, 4710660), (30, 4239594), (36, 3532995), (45, 2826396), (54, 2355330), (60, 2119797), (81, 1570220), (90, 1413198), (108, 1177665), (135, 942132), (162, 785110), (180, 706599), (270, 471066), (324, 392555), (405, 314044), (540, 235533), (810, 157022), (1620, 78511)]