21737880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60383}}^1$

素因数の和:60400

約数の個数: 48

約数和(自身を含む): 70649280

約数和(自身を除く): 48911400

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, 60383, 120766, 181149, 241532, 301915, 362298, 483064, 543447, 603830, 724596, 905745, 1086894, 1207660, 1449192, 1811490, 2173788, 2415320, 2717235, 3622980, 4347576, 5434470, 7245960, 10868940, 21737880]

約数ペア:

[(1, 21737880), (2, 10868940), (3, 7245960), (4, 5434470), (5, 4347576), (6, 3622980), (8, 2717235), (9, 2415320), (10, 2173788), (12, 1811490), (15, 1449192), (18, 1207660), (20, 1086894), (24, 905745), (30, 724596), (36, 603830), (40, 543447), (45, 483064), (60, 362298), (72, 301915), (90, 241532), (120, 181149), (180, 120766), (360, 60383)]