1555920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2161}}^1$

素因数の和:2180

約数の個数: 60

約数和(自身を含む): 5227716

約数和(自身を除く): 3671796

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, 2161, 4322, 6483, 8644, 10805, 12966, 17288, 19449, 21610, 25932, 32415, 34576, 38898, 43220, 51864, 64830, 77796, 86440, 97245, 103728, 129660, 155592, 172880, 194490, 259320, 311184, 388980, 518640, 777960, 1555920]

約数ペア:

[(1, 1555920), (2, 777960), (3, 518640), (4, 388980), (5, 311184), (6, 259320), (8, 194490), (9, 172880), (10, 155592), (12, 129660), (15, 103728), (16, 97245), (18, 86440), (20, 77796), (24, 64830), (30, 51864), (36, 43220), (40, 38898), (45, 34576), (48, 32415), (60, 25932), (72, 21610), (80, 19449), (90, 17288), (120, 12966), (144, 10805), (180, 8644), (240, 6483), (360, 4322), (720, 2161)]