438622440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1851

約数の個数: 128

約数和(自身を含む): 1405071360

約数和(自身を除く): 966448920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 127, 136, 170, 204, 254, 255, 340, 381, 408, 508, 510, 635, 680, 762, 1016, 1020, 1270, 1524, 1693, 1905, 2040, 2159, 2540, 3048, 3386, 3810, 4318, 5079, 5080, 6477, 6772, 7620, 8465, 8636, 10158, 10795, 12954, 13544, 15240, 16930, 17272, 20316, 21590, 25395, 25908, 28781, 32385, 33860, 40632, 43180, 50790, 51816, 57562, 64770, 67720, 86343, 86360, 101580, 115124, 129540, 143905, 172686, 203160, 215011, 230248, 259080, 287810, 345372, 430022, 431715, 575620, 645033, 690744, 860044, 863430, 1075055, 1151240, 1290066, 1720088, 1726860, 2150110, 2580132, 3225165, 3453720, 3655187, 4300220, 5160264, 6450330, 7310374, 8600440, 10965561, 12900660, 14620748, 18275935, 21931122, 25801320, 29241496, 36551870, 43862244, 54827805, 73103740, 87724488, 109655610, 146207480, 219311220, 438622440]

約数ペア:

[(1, 438622440), (2, 219311220), (3, 146207480), (4, 109655610), (5, 87724488), (6, 73103740), (8, 54827805), (10, 43862244), (12, 36551870), (15, 29241496), (17, 25801320), (20, 21931122), (24, 18275935), (30, 14620748), (34, 12900660), (40, 10965561), (51, 8600440), (60, 7310374), (68, 6450330), (85, 5160264), (102, 4300220), (120, 3655187), (127, 3453720), (136, 3225165), (170, 2580132), (204, 2150110), (254, 1726860), (255, 1720088), (340, 1290066), (381, 1151240), (408, 1075055), (508, 863430), (510, 860044), (635, 690744), (680, 645033), (762, 575620), (1016, 431715), (1020, 430022), (1270, 345372), (1524, 287810), (1693, 259080), (1905, 230248), (2040, 215011), (2159, 203160), (2540, 172686), (3048, 143905), (3386, 129540), (3810, 115124), (4318, 101580), (5079, 86360), (5080, 86343), (6477, 67720), (6772, 64770), (7620, 57562), (8465, 51816), (8636, 50790), (10158, 43180), (10795, 40632), (12954, 33860), (13544, 32385), (15240, 28781), (16930, 25908), (17272, 25395), (20316, 21590)]