217261980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30949}}^1$

素因数の和:30980

約数の個数: 96

約数和(自身を含む): 727944000

約数和(自身を除く): 510682020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 351, 390, 468, 540, 585, 702, 780, 1170, 1404, 1755, 2340, 3510, 7020, 30949, 61898, 92847, 123796, 154745, 185694, 278541, 309490, 371388, 402337, 464235, 557082, 618980, 804674, 835623, 928470, 1114164, 1207011, 1392705, 1609348, 1671246, 1856940, 2011685, 2414022, 2785410, 3342492, 3621033, 4023370, 4178115, 4828044, 5570820, 6035055, 7242066, 8046740, 8356230, 10863099, 12070110, 14484132, 16712460, 18105165, 21726198, 24140220, 36210330, 43452396, 54315495, 72420660, 108630990, 217261980]

約数ペア:

[(1, 217261980), (2, 108630990), (3, 72420660), (4, 54315495), (5, 43452396), (6, 36210330), (9, 24140220), (10, 21726198), (12, 18105165), (13, 16712460), (15, 14484132), (18, 12070110), (20, 10863099), (26, 8356230), (27, 8046740), (30, 7242066), (36, 6035055), (39, 5570820), (45, 4828044), (52, 4178115), (54, 4023370), (60, 3621033), (65, 3342492), (78, 2785410), (90, 2414022), (108, 2011685), (117, 1856940), (130, 1671246), (135, 1609348), (156, 1392705), (180, 1207011), (195, 1114164), (234, 928470), (260, 835623), (270, 804674), (351, 618980), (390, 557082), (468, 464235), (540, 402337), (585, 371388), (702, 309490), (780, 278541), (1170, 185694), (1404, 154745), (1755, 123796), (2340, 92847), (3510, 61898), (7020, 30949)]