20131297380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{222347}}^1$

素因数の和:222865

約数の個数: 72

約数和(自身を含む): 61186612032

約数和(自身を除く): 41055314652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 1006, 1509, 2012, 2515, 3018, 4527, 5030, 6036, 7545, 9054, 10060, 15090, 18108, 22635, 30180, 45270, 90540, 222347, 444694, 667041, 889388, 1111735, 1334082, 2001123, 2223470, 2668164, 3335205, 4002246, 4446940, 6670410, 8004492, 10005615, 13340820, 20011230, 40022460, 111840541, 223681082, 335521623, 447362164, 559202705, 671043246, 1006564869, 1118405410, 1342086492, 1677608115, 2013129738, 2236810820, 3355216230, 4026259476, 5032824345, 6710432460, 10065648690, 20131297380]

約数ペア:

[(1, 20131297380), (2, 10065648690), (3, 6710432460), (4, 5032824345), (5, 4026259476), (6, 3355216230), (9, 2236810820), (10, 2013129738), (12, 1677608115), (15, 1342086492), (18, 1118405410), (20, 1006564869), (30, 671043246), (36, 559202705), (45, 447362164), (60, 335521623), (90, 223681082), (180, 111840541), (503, 40022460), (1006, 20011230), (1509, 13340820), (2012, 10005615), (2515, 8004492), (3018, 6670410), (4527, 4446940), (5030, 4002246), (6036, 3335205), (7545, 2668164), (9054, 2223470), (10060, 2001123), (15090, 1334082), (18108, 1111735), (22635, 889388), (30180, 667041), (45270, 444694), (90540, 222347)]