231455760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1459}}^1$

素因数の和:2136

約数の個数: 80

約数和(自身を含む): 719090880

約数和(自身を除く): 487635120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 661, 1322, 1459, 1983, 2644, 2918, 3305, 3966, 4377, 5288, 5836, 6610, 7295, 7932, 8754, 9915, 10576, 11672, 13220, 14590, 15864, 17508, 19830, 21885, 23344, 26440, 29180, 31728, 35016, 39660, 43770, 52880, 58360, 70032, 79320, 87540, 116720, 158640, 175080, 350160, 964399, 1928798, 2893197, 3857596, 4821995, 5786394, 7715192, 9643990, 11572788, 14465985, 15430384, 19287980, 23145576, 28931970, 38575960, 46291152, 57863940, 77151920, 115727880, 231455760]

約数ペア:

[(1, 231455760), (2, 115727880), (3, 77151920), (4, 57863940), (5, 46291152), (6, 38575960), (8, 28931970), (10, 23145576), (12, 19287980), (15, 15430384), (16, 14465985), (20, 11572788), (24, 9643990), (30, 7715192), (40, 5786394), (48, 4821995), (60, 3857596), (80, 2893197), (120, 1928798), (240, 964399), (661, 350160), (1322, 175080), (1459, 158640), (1983, 116720), (2644, 87540), (2918, 79320), (3305, 70032), (3966, 58360), (4377, 52880), (5288, 43770), (5836, 39660), (6610, 35016), (7295, 31728), (7932, 29180), (8754, 26440), (9915, 23344), (10576, 21885), (11672, 19830), (13220, 17508), (14590, 15864)]