127888560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{177623}}^1$

素因数の和:177642

約数の個数: 60

約数和(自身を含む): 429494832

約数和(自身を除く): 301606272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 177623, 355246, 532869, 710492, 888115, 1065738, 1420984, 1598607, 1776230, 2131476, 2664345, 2841968, 3197214, 3552460, 4262952, 5328690, 6394428, 7104920, 7993035, 8525904, 10657380, 12788856, 14209840, 15986070, 21314760, 25577712, 31972140, 42629520, 63944280, 127888560]

約数ペア:

[(1, 127888560), (2, 63944280), (3, 42629520), (4, 31972140), (5, 25577712), (6, 21314760), (8, 15986070), (9, 14209840), (10, 12788856), (12, 10657380), (15, 8525904), (16, 7993035), (18, 7104920), (20, 6394428), (24, 5328690), (30, 4262952), (36, 3552460), (40, 3197214), (45, 2841968), (48, 2664345), (60, 2131476), (72, 1776230), (80, 1598607), (90, 1420984), (120, 1065738), (144, 888115), (180, 710492), (240, 532869), (360, 355246), (720, 177623)]