20249577180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{93983}}^1$

素因数の和:94030

約数の個数: 240

約数和(自身を含む): 76420270080

約数和(自身を除く): 56170692900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 3078, 3420, 3591, 3780, 3990, 4788, 5130, 5670, 5985, 6156, 7182, 7695, 7980, 10260, 10773, 11340, 11970, 14364, 15390, 17955, 21546, 23940, 30780, 35910, 43092, 53865, 71820, 93983, 107730, 187966, 215460, 281949, 375932, 469915, 563898, 657881, 845847, 939830, 1127796, 1315762, 1409745, 1691694, 1785677, 1879660, 1973643, 2537541, 2631524, 2819490, 3289405, 3383388, 3571354, 3947286, 4229235, 5075082, 5357031, 5638980, 5920929, 6578810, 7142708, 7612623, 7894572, 8458470, 8928385, 9868215, 10150164, 10714062, 11841858, 12499739, 12687705, 13157620, 15225246, 16071093, 16916940, 17762787, 17856770, 19736430, 21428124, 23683716, 24999478, 25375410, 26785155, 29604645, 30450492, 32142186, 35525574, 35713540, 37499217, 38063115, 39472860, 48213279, 49998956, 50750820, 53288361, 53570310, 59209290, 62498695, 64284372, 71051148, 74998434, 76126230, 80355465, 88813935, 96426558, 106576722, 107140620, 112497651, 118418580, 124997390, 144639837, 149996868, 152252460, 160710930, 177627870, 187496085, 192853116, 213153444, 224995302, 241066395, 249994780, 266441805, 289279674, 321421860, 337492953, 355255740, 374992170, 449990604, 482132790, 532883610, 562488255, 578559348, 674985906, 723199185, 749984340, 964265580, 1012478859, 1065767220, 1124976510, 1349971812, 1446398370, 1687464765, 2024957718, 2249953020, 2892796740, 3374929530, 4049915436, 5062394295, 6749859060, 10124788590, 20249577180]

約数ペア:

[(1, 20249577180), (2, 10124788590), (3, 6749859060), (4, 5062394295), (5, 4049915436), (6, 3374929530), (7, 2892796740), (9, 2249953020), (10, 2024957718), (12, 1687464765), (14, 1446398370), (15, 1349971812), (18, 1124976510), (19, 1065767220), (20, 1012478859), (21, 964265580), (27, 749984340), (28, 723199185), (30, 674985906), (35, 578559348), (36, 562488255), (38, 532883610), (42, 482132790), (45, 449990604), (54, 374992170), (57, 355255740), (60, 337492953), (63, 321421860), (70, 289279674), (76, 266441805), (81, 249994780), (84, 241066395), (90, 224995302), (95, 213153444), (105, 192853116), (108, 187496085), (114, 177627870), (126, 160710930), (133, 152252460), (135, 149996868), (140, 144639837), (162, 124997390), (171, 118418580), (180, 112497651), (189, 107140620), (190, 106576722), (210, 96426558), (228, 88813935), (252, 80355465), (266, 76126230), (270, 74998434), (285, 71051148), (315, 64284372), (324, 62498695), (342, 59209290), (378, 53570310), (380, 53288361), (399, 50750820), (405, 49998956), (420, 48213279), (513, 39472860), (532, 38063115), (540, 37499217), (567, 35713540), (570, 35525574), (630, 32142186), (665, 30450492), (684, 29604645), (756, 26785155), (798, 25375410), (810, 24999478), (855, 23683716), (945, 21428124), (1026, 19736430), (1134, 17856770), (1140, 17762787), (1197, 16916940), (1260, 16071093), (1330, 15225246), (1539, 13157620), (1596, 12687705), (1620, 12499739), (1710, 11841858), (1890, 10714062), (1995, 10150164), (2052, 9868215), (2268, 8928385), (2394, 8458470), (2565, 7894572), (2660, 7612623), (2835, 7142708), (3078, 6578810), (3420, 5920929), (3591, 5638980), (3780, 5357031), (3990, 5075082), (4788, 4229235), (5130, 3947286), (5670, 3571354), (5985, 3383388), (6156, 3289405), (7182, 2819490), (7695, 2631524), (7980, 2537541), (10260, 1973643), (10773, 1879660), (11340, 1785677), (11970, 1691694), (14364, 1409745), (15390, 1315762), (17955, 1127796), (21546, 939830), (23940, 845847), (30780, 657881), (35910, 563898), (43092, 469915), (53865, 375932), (71820, 281949), (93983, 215460), (107730, 187966)]