155387880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{661}}^1$

素因数の和:1331

約数の個数: 96

約数和(自身を含む): 506549160

約数和(自身を除く): 351161280

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, 653, 661, 1306, 1322, 1959, 1983, 2612, 2644, 3265, 3305, 3918, 3966, 5224, 5288, 5877, 5949, 6530, 6610, 7836, 7932, 9795, 9915, 11754, 11898, 13060, 13220, 15672, 15864, 19590, 19830, 23508, 23796, 26120, 26440, 29385, 29745, 39180, 39660, 47016, 47592, 58770, 59490, 78360, 79320, 117540, 118980, 235080, 237960, 431633, 863266, 1294899, 1726532, 2158165, 2589798, 3453064, 3884697, 4316330, 5179596, 6474495, 7769394, 8632660, 10359192, 12948990, 15538788, 17265320, 19423485, 25897980, 31077576, 38846970, 51795960, 77693940, 155387880]

約数ペア:

[(1, 155387880), (2, 77693940), (3, 51795960), (4, 38846970), (5, 31077576), (6, 25897980), (8, 19423485), (9, 17265320), (10, 15538788), (12, 12948990), (15, 10359192), (18, 8632660), (20, 7769394), (24, 6474495), (30, 5179596), (36, 4316330), (40, 3884697), (45, 3453064), (60, 2589798), (72, 2158165), (90, 1726532), (120, 1294899), (180, 863266), (360, 431633), (653, 237960), (661, 235080), (1306, 118980), (1322, 117540), (1959, 79320), (1983, 78360), (2612, 59490), (2644, 58770), (3265, 47592), (3305, 47016), (3918, 39660), (3966, 39180), (5224, 29745), (5288, 29385), (5877, 26440), (5949, 26120), (6530, 23796), (6610, 23508), (7836, 19830), (7932, 19590), (9795, 15864), (9915, 15672), (11754, 13220), (11898, 13060)]