73123920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101561}}^1$

素因数の和:101580

約数の個数: 60

約数和(自身を含む): 245576916

約数和(自身を除く): 172452996

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, 101561, 203122, 304683, 406244, 507805, 609366, 812488, 914049, 1015610, 1218732, 1523415, 1624976, 1828098, 2031220, 2437464, 3046830, 3656196, 4062440, 4570245, 4874928, 6093660, 7312392, 8124880, 9140490, 12187320, 14624784, 18280980, 24374640, 36561960, 73123920]

約数ペア:

[(1, 73123920), (2, 36561960), (3, 24374640), (4, 18280980), (5, 14624784), (6, 12187320), (8, 9140490), (9, 8124880), (10, 7312392), (12, 6093660), (15, 4874928), (16, 4570245), (18, 4062440), (20, 3656196), (24, 3046830), (30, 2437464), (36, 2031220), (40, 1828098), (45, 1624976), (48, 1523415), (60, 1218732), (72, 1015610), (80, 914049), (90, 812488), (120, 609366), (144, 507805), (180, 406244), (240, 304683), (360, 203122), (720, 101561)]