253195920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{351661}}^1$

素因数の和:351680

約数の個数: 60

約数和(自身を含む): 850318716

約数和(自身を除く): 597122796

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, 351661, 703322, 1054983, 1406644, 1758305, 2109966, 2813288, 3164949, 3516610, 4219932, 5274915, 5626576, 6329898, 7033220, 8439864, 10549830, 12659796, 14066440, 15824745, 16879728, 21099660, 25319592, 28132880, 31649490, 42199320, 50639184, 63298980, 84398640, 126597960, 253195920]

約数ペア:

[(1, 253195920), (2, 126597960), (3, 84398640), (4, 63298980), (5, 50639184), (6, 42199320), (8, 31649490), (9, 28132880), (10, 25319592), (12, 21099660), (15, 16879728), (16, 15824745), (18, 14066440), (20, 12659796), (24, 10549830), (30, 8439864), (36, 7033220), (40, 6329898), (45, 5626576), (48, 5274915), (60, 4219932), (72, 3516610), (80, 3164949), (90, 2813288), (120, 2109966), (144, 1758305), (180, 1406644), (240, 1054983), (360, 703322), (720, 351661)]