20649775320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{27697}}^1$

素因数の和:27842

約数の個数: 192

約数和(自身を含む): 71294652000

約数和(自身を除く): 50644876680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 109, 114, 120, 152, 171, 180, 190, 218, 228, 285, 327, 342, 360, 380, 436, 456, 545, 570, 654, 684, 760, 855, 872, 981, 1090, 1140, 1308, 1368, 1635, 1710, 1962, 2071, 2180, 2280, 2616, 3270, 3420, 3924, 4142, 4360, 4905, 6213, 6540, 6840, 7848, 8284, 9810, 10355, 12426, 13080, 16568, 18639, 19620, 20710, 24852, 27697, 31065, 37278, 39240, 41420, 49704, 55394, 62130, 74556, 82840, 83091, 93195, 110788, 124260, 138485, 149112, 166182, 186390, 221576, 248520, 249273, 276970, 332364, 372780, 415455, 498546, 526243, 553940, 664728, 745560, 830910, 997092, 1052486, 1107880, 1246365, 1578729, 1661820, 1994184, 2104972, 2492730, 2631215, 3018973, 3157458, 3323640, 4209944, 4736187, 4985460, 5262430, 6037946, 6314916, 7893645, 9056919, 9472374, 9970920, 10524860, 12075892, 12629832, 15094865, 15787290, 18113838, 18944748, 21049720, 23680935, 24151784, 27170757, 30189730, 31574580, 36227676, 37889496, 45284595, 47361870, 54341514, 57360487, 60379460, 63149160, 72455352, 90569190, 94723740, 108683028, 114720974, 120758920, 135853785, 172081461, 181138380, 189447480, 217366056, 229441948, 271707570, 286802435, 344162922, 362276760, 458883896, 516244383, 543415140, 573604870, 688325844, 860407305, 1032488766, 1086830280, 1147209740, 1376651688, 1720814610, 2064977532, 2294419480, 2581221915, 3441629220, 4129955064, 5162443830, 6883258440, 10324887660, 20649775320]

約数ペア:

[(1, 20649775320), (2, 10324887660), (3, 6883258440), (4, 5162443830), (5, 4129955064), (6, 3441629220), (8, 2581221915), (9, 2294419480), (10, 2064977532), (12, 1720814610), (15, 1376651688), (18, 1147209740), (19, 1086830280), (20, 1032488766), (24, 860407305), (30, 688325844), (36, 573604870), (38, 543415140), (40, 516244383), (45, 458883896), (57, 362276760), (60, 344162922), (72, 286802435), (76, 271707570), (90, 229441948), (95, 217366056), (109, 189447480), (114, 181138380), (120, 172081461), (152, 135853785), (171, 120758920), (180, 114720974), (190, 108683028), (218, 94723740), (228, 90569190), (285, 72455352), (327, 63149160), (342, 60379460), (360, 57360487), (380, 54341514), (436, 47361870), (456, 45284595), (545, 37889496), (570, 36227676), (654, 31574580), (684, 30189730), (760, 27170757), (855, 24151784), (872, 23680935), (981, 21049720), (1090, 18944748), (1140, 18113838), (1308, 15787290), (1368, 15094865), (1635, 12629832), (1710, 12075892), (1962, 10524860), (2071, 9970920), (2180, 9472374), (2280, 9056919), (2616, 7893645), (3270, 6314916), (3420, 6037946), (3924, 5262430), (4142, 4985460), (4360, 4736187), (4905, 4209944), (6213, 3323640), (6540, 3157458), (6840, 3018973), (7848, 2631215), (8284, 2492730), (9810, 2104972), (10355, 1994184), (12426, 1661820), (13080, 1578729), (16568, 1246365), (18639, 1107880), (19620, 1052486), (20710, 997092), (24852, 830910), (27697, 745560), (31065, 664728), (37278, 553940), (39240, 526243), (41420, 498546), (49704, 415455), (55394, 372780), (62130, 332364), (74556, 276970), (82840, 249273), (83091, 248520), (93195, 221576), (110788, 186390), (124260, 166182), (138485, 149112)]