218441224720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{121157}}^1$

素因数の和:121928

約数の個数: 80

約数和(自身を含む): 524984398848

約数和(自身を除く): 306543174128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 727, 1240, 1454, 2480, 2908, 3635, 5816, 7270, 11632, 14540, 22537, 29080, 45074, 58160, 90148, 112685, 121157, 180296, 225370, 242314, 360592, 450740, 484628, 605785, 901480, 969256, 1211570, 1802960, 1938512, 2423140, 3755867, 4846280, 7511734, 9692560, 15023468, 18779335, 30046936, 37558670, 60093872, 75117340, 88081139, 150234680, 176162278, 300469360, 352324556, 440405695, 704649112, 880811390, 1409298224, 1761622780, 2730515309, 3523245560, 5461030618, 7046491120, 10922061236, 13652576545, 21844122472, 27305153090, 43688244944, 54610306180, 109220612360, 218441224720]

約数ペア:

[(1, 218441224720), (2, 109220612360), (4, 54610306180), (5, 43688244944), (8, 27305153090), (10, 21844122472), (16, 13652576545), (20, 10922061236), (31, 7046491120), (40, 5461030618), (62, 3523245560), (80, 2730515309), (124, 1761622780), (155, 1409298224), (248, 880811390), (310, 704649112), (496, 440405695), (620, 352324556), (727, 300469360), (1240, 176162278), (1454, 150234680), (2480, 88081139), (2908, 75117340), (3635, 60093872), (5816, 37558670), (7270, 30046936), (11632, 18779335), (14540, 15023468), (22537, 9692560), (29080, 7511734), (45074, 4846280), (58160, 3755867), (90148, 2423140), (112685, 1938512), (121157, 1802960), (180296, 1211570), (225370, 969256), (242314, 901480), (360592, 605785), (450740, 484628)]