72442800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{20123}}^1$

素因数の和:20147

約数の個数: 90

約数和(自身を含む): 251409132

約数和(自身を除く): 178966332

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 20123, 40246, 60369, 80492, 100615, 120738, 160984, 181107, 201230, 241476, 301845, 321968, 362214, 402460, 482952, 503075, 603690, 724428, 804920, 905535, 965904, 1006150, 1207380, 1448856, 1509225, 1609840, 1811070, 2012300, 2414760, 2897712, 3018450, 3622140, 4024600, 4527675, 4829520, 6036900, 7244280, 8049200, 9055350, 12073800, 14488560, 18110700, 24147600, 36221400, 72442800]

約数ペア:

[(1, 72442800), (2, 36221400), (3, 24147600), (4, 18110700), (5, 14488560), (6, 12073800), (8, 9055350), (9, 8049200), (10, 7244280), (12, 6036900), (15, 4829520), (16, 4527675), (18, 4024600), (20, 3622140), (24, 3018450), (25, 2897712), (30, 2414760), (36, 2012300), (40, 1811070), (45, 1609840), (48, 1509225), (50, 1448856), (60, 1207380), (72, 1006150), (75, 965904), (80, 905535), (90, 804920), (100, 724428), (120, 603690), (144, 503075), (150, 482952), (180, 402460), (200, 362214), (225, 321968), (240, 301845), (300, 241476), (360, 201230), (400, 181107), (450, 160984), (600, 120738), (720, 100615), (900, 80492), (1200, 60369), (1800, 40246), (3600, 20123)]