239277380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 551214720

約数和(自身を除く): 311937340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 83, 85, 122, 139, 166, 170, 244, 278, 305, 332, 340, 415, 556, 610, 695, 830, 1037, 1220, 1390, 1411, 1660, 2074, 2363, 2780, 2822, 4148, 4726, 5063, 5185, 5644, 7055, 8479, 9452, 10126, 10370, 11537, 11815, 14110, 16958, 20252, 20740, 23074, 23630, 25315, 28220, 33916, 42395, 46148, 47260, 50630, 57685, 84790, 86071, 101260, 115370, 144143, 169580, 172142, 196129, 230740, 288286, 344284, 392258, 430355, 576572, 703757, 720715, 784516, 860710, 980645, 1407514, 1441430, 1721420, 1961290, 2815028, 2882860, 3518785, 3922580, 7037570, 11963869, 14075140, 23927738, 47855476, 59819345, 119638690, 239277380]

約数ペア:

[(1, 239277380), (2, 119638690), (4, 59819345), (5, 47855476), (10, 23927738), (17, 14075140), (20, 11963869), (34, 7037570), (61, 3922580), (68, 3518785), (83, 2882860), (85, 2815028), (122, 1961290), (139, 1721420), (166, 1441430), (170, 1407514), (244, 980645), (278, 860710), (305, 784516), (332, 720715), (340, 703757), (415, 576572), (556, 430355), (610, 392258), (695, 344284), (830, 288286), (1037, 230740), (1220, 196129), (1390, 172142), (1411, 169580), (1660, 144143), (2074, 115370), (2363, 101260), (2780, 86071), (2822, 84790), (4148, 57685), (4726, 50630), (5063, 47260), (5185, 46148), (5644, 42395), (7055, 33916), (8479, 28220), (9452, 25315), (10126, 23630), (10370, 23074), (11537, 20740), (11815, 20252), (14110, 16958)]