51139620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 185149440

約数和(自身を除く): 134009820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 83, 84, 90, 105, 108, 126, 135, 140, 163, 166, 180, 189, 210, 249, 252, 270, 315, 326, 332, 378, 415, 420, 489, 498, 540, 581, 630, 652, 747, 756, 815, 830, 945, 978, 996, 1141, 1162, 1245, 1260, 1467, 1494, 1630, 1660, 1743, 1890, 1956, 2241, 2282, 2324, 2445, 2490, 2905, 2934, 2988, 3260, 3423, 3486, 3735, 3780, 4401, 4482, 4564, 4890, 4980, 5229, 5705, 5810, 5868, 6846, 6972, 7335, 7470, 8715, 8802, 8964, 9780, 10269, 10458, 11205, 11410, 11620, 13529, 13692, 14670, 14940, 15687, 17115, 17430, 17604, 20538, 20916, 22005, 22410, 22820, 26145, 27058, 29340, 30807, 31374, 34230, 34860, 40587, 41076, 44010, 44820, 51345, 52290, 54116, 61614, 62748, 67645, 68460, 78435, 81174, 88020, 94703, 102690, 104580, 121761, 123228, 135290, 154035, 156870, 162348, 189406, 202935, 205380, 243522, 270580, 284109, 308070, 313740, 365283, 378812, 405870, 473515, 487044, 568218, 608805, 616140, 730566, 811740, 852327, 947030, 1136436, 1217610, 1420545, 1461132, 1704654, 1826415, 1894060, 2435220, 2556981, 2841090, 3409308, 3652830, 4261635, 5113962, 5682180, 7305660, 8523270, 10227924, 12784905, 17046540, 25569810, 51139620]

約数ペア:

[(1, 51139620), (2, 25569810), (3, 17046540), (4, 12784905), (5, 10227924), (6, 8523270), (7, 7305660), (9, 5682180), (10, 5113962), (12, 4261635), (14, 3652830), (15, 3409308), (18, 2841090), (20, 2556981), (21, 2435220), (27, 1894060), (28, 1826415), (30, 1704654), (35, 1461132), (36, 1420545), (42, 1217610), (45, 1136436), (54, 947030), (60, 852327), (63, 811740), (70, 730566), (83, 616140), (84, 608805), (90, 568218), (105, 487044), (108, 473515), (126, 405870), (135, 378812), (140, 365283), (163, 313740), (166, 308070), (180, 284109), (189, 270580), (210, 243522), (249, 205380), (252, 202935), (270, 189406), (315, 162348), (326, 156870), (332, 154035), (378, 135290), (415, 123228), (420, 121761), (489, 104580), (498, 102690), (540, 94703), (581, 88020), (630, 81174), (652, 78435), (747, 68460), (756, 67645), (815, 62748), (830, 61614), (945, 54116), (978, 52290), (996, 51345), (1141, 44820), (1162, 44010), (1245, 41076), (1260, 40587), (1467, 34860), (1494, 34230), (1630, 31374), (1660, 30807), (1743, 29340), (1890, 27058), (1956, 26145), (2241, 22820), (2282, 22410), (2324, 22005), (2445, 20916), (2490, 20538), (2905, 17604), (2934, 17430), (2988, 17115), (3260, 15687), (3423, 14940), (3486, 14670), (3735, 13692), (3780, 13529), (4401, 11620), (4482, 11410), (4564, 11205), (4890, 10458), (4980, 10269), (5229, 9780), (5705, 8964), (5810, 8802), (5868, 8715), (6846, 7470), (6972, 7335)]