289870740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2278

約数の個数: 144

約数和(自身を含む): 953080128

約数和(自身を除く): 663209388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1290, 1462, 1530, 1548, 1935, 2193, 2203, 2580, 2924, 3060, 3655, 3870, 4386, 4406, 6579, 6609, 7310, 7740, 8772, 8812, 10965, 11015, 13158, 13218, 14620, 19827, 21930, 22030, 26316, 26436, 32895, 33045, 37451, 39654, 43860, 44060, 65790, 66090, 74902, 79308, 94729, 99135, 112353, 131580, 132180, 149804, 187255, 189458, 198270, 224706, 284187, 337059, 374510, 378916, 396540, 449412, 473645, 561765, 568374, 674118, 749020, 852561, 947290, 1123530, 1136748, 1348236, 1420935, 1610393, 1685295, 1705122, 1894580, 2247060, 2841870, 3220786, 3370590, 3410244, 4262805, 4831179, 5683740, 6441572, 6741180, 8051965, 8525610, 9662358, 14493537, 16103930, 17051220, 19324716, 24155895, 28987074, 32207860, 48311790, 57974148, 72467685, 96623580, 144935370, 289870740]

約数ペア:

[(1, 289870740), (2, 144935370), (3, 96623580), (4, 72467685), (5, 57974148), (6, 48311790), (9, 32207860), (10, 28987074), (12, 24155895), (15, 19324716), (17, 17051220), (18, 16103930), (20, 14493537), (30, 9662358), (34, 8525610), (36, 8051965), (43, 6741180), (45, 6441572), (51, 5683740), (60, 4831179), (68, 4262805), (85, 3410244), (86, 3370590), (90, 3220786), (102, 2841870), (129, 2247060), (153, 1894580), (170, 1705122), (172, 1685295), (180, 1610393), (204, 1420935), (215, 1348236), (255, 1136748), (258, 1123530), (306, 947290), (340, 852561), (387, 749020), (430, 674118), (510, 568374), (516, 561765), (612, 473645), (645, 449412), (731, 396540), (765, 378916), (774, 374510), (860, 337059), (1020, 284187), (1290, 224706), (1462, 198270), (1530, 189458), (1548, 187255), (1935, 149804), (2193, 132180), (2203, 131580), (2580, 112353), (2924, 99135), (3060, 94729), (3655, 79308), (3870, 74902), (4386, 66090), (4406, 65790), (6579, 44060), (6609, 43860), (7310, 39654), (7740, 37451), (8772, 33045), (8812, 32895), (10965, 26436), (11015, 26316), (13158, 22030), (13218, 21930), (14620, 19827)]