309920760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{860891}}^1$

素因数の和:860908

約数の個数: 48

約数和(自身を含む): 1007243640

約数和(自身を除く): 697322880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 860891, 1721782, 2582673, 3443564, 4304455, 5165346, 6887128, 7748019, 8608910, 10330692, 12913365, 15496038, 17217820, 20661384, 25826730, 30992076, 34435640, 38740095, 51653460, 61984152, 77480190, 103306920, 154960380, 309920760]

約数ペア:

[(1, 309920760), (2, 154960380), (3, 103306920), (4, 77480190), (5, 61984152), (6, 51653460), (8, 38740095), (9, 34435640), (10, 30992076), (12, 25826730), (15, 20661384), (18, 17217820), (20, 15496038), (24, 12913365), (30, 10330692), (36, 8608910), (40, 7748019), (45, 6887128), (60, 5165346), (72, 4304455), (90, 3443564), (120, 2582673), (180, 1721782), (360, 860891)]