20261388240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{16447}}^1$

素因数の和:16554

約数の個数: 240

約数和(自身を含む): 71588275200

約数和(自身を除く): 51326886960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 59, 60, 72, 80, 87, 90, 116, 118, 120, 144, 145, 174, 177, 180, 232, 236, 240, 261, 290, 295, 348, 354, 360, 435, 464, 472, 522, 531, 580, 590, 696, 708, 720, 870, 885, 944, 1044, 1062, 1160, 1180, 1305, 1392, 1416, 1711, 1740, 1770, 2088, 2124, 2320, 2360, 2610, 2655, 2832, 3422, 3480, 3540, 4176, 4248, 4720, 5133, 5220, 5310, 6844, 6960, 7080, 8496, 8555, 10266, 10440, 10620, 13688, 14160, 15399, 16447, 17110, 20532, 20880, 21240, 25665, 27376, 30798, 32894, 34220, 41064, 42480, 49341, 51330, 61596, 65788, 68440, 76995, 82128, 82235, 98682, 102660, 123192, 131576, 136880, 148023, 153990, 164470, 197364, 205320, 246384, 246705, 263152, 296046, 307980, 328940, 394728, 410640, 476963, 493410, 592092, 615960, 657880, 740115, 789456, 953926, 970373, 986820, 1184184, 1231920, 1315760, 1430889, 1480230, 1907852, 1940746, 1973640, 2368368, 2384815, 2861778, 2911119, 2960460, 3815704, 3881492, 3947280, 4292667, 4769630, 4851865, 5723556, 5822238, 5920920, 7154445, 7631408, 7762984, 8585334, 8733357, 9539260, 9703730, 11447112, 11644476, 11841840, 14308890, 14555595, 15525968, 17170668, 17466714, 19078520, 19407460, 21463335, 22894224, 23288952, 28140817, 28617780, 29111190, 34341336, 34933428, 38157040, 38814920, 42926670, 43666785, 46577904, 56281634, 57235560, 58222380, 68682672, 69866856, 77629840, 84422451, 85853340, 87333570, 112563268, 114471120, 116444760, 139733712, 140704085, 168844902, 171706680, 174667140, 225126536, 232889520, 253267353, 281408170, 337689804, 343413360, 349334280, 422112255, 450253072, 506534706, 562816340, 675379608, 698668560, 844224510, 1013069412, 1125632680, 1266336765, 1350759216, 1688449020, 2026138824, 2251265360, 2532673530, 3376898040, 4052277648, 5065347060, 6753796080, 10130694120, 20261388240]

約数ペア:

[(1, 20261388240), (2, 10130694120), (3, 6753796080), (4, 5065347060), (5, 4052277648), (6, 3376898040), (8, 2532673530), (9, 2251265360), (10, 2026138824), (12, 1688449020), (15, 1350759216), (16, 1266336765), (18, 1125632680), (20, 1013069412), (24, 844224510), (29, 698668560), (30, 675379608), (36, 562816340), (40, 506534706), (45, 450253072), (48, 422112255), (58, 349334280), (59, 343413360), (60, 337689804), (72, 281408170), (80, 253267353), (87, 232889520), (90, 225126536), (116, 174667140), (118, 171706680), (120, 168844902), (144, 140704085), (145, 139733712), (174, 116444760), (177, 114471120), (180, 112563268), (232, 87333570), (236, 85853340), (240, 84422451), (261, 77629840), (290, 69866856), (295, 68682672), (348, 58222380), (354, 57235560), (360, 56281634), (435, 46577904), (464, 43666785), (472, 42926670), (522, 38814920), (531, 38157040), (580, 34933428), (590, 34341336), (696, 29111190), (708, 28617780), (720, 28140817), (870, 23288952), (885, 22894224), (944, 21463335), (1044, 19407460), (1062, 19078520), (1160, 17466714), (1180, 17170668), (1305, 15525968), (1392, 14555595), (1416, 14308890), (1711, 11841840), (1740, 11644476), (1770, 11447112), (2088, 9703730), (2124, 9539260), (2320, 8733357), (2360, 8585334), (2610, 7762984), (2655, 7631408), (2832, 7154445), (3422, 5920920), (3480, 5822238), (3540, 5723556), (4176, 4851865), (4248, 4769630), (4720, 4292667), (5133, 3947280), (5220, 3881492), (5310, 3815704), (6844, 2960460), (6960, 2911119), (7080, 2861778), (8496, 2384815), (8555, 2368368), (10266, 1973640), (10440, 1940746), (10620, 1907852), (13688, 1480230), (14160, 1430889), (15399, 1315760), (16447, 1231920), (17110, 1184184), (20532, 986820), (20880, 970373), (21240, 953926), (25665, 789456), (27376, 740115), (30798, 657880), (32894, 615960), (34220, 592092), (41064, 493410), (42480, 476963), (49341, 410640), (51330, 394728), (61596, 328940), (65788, 307980), (68440, 296046), (76995, 263152), (82128, 246705), (82235, 246384), (98682, 205320), (102660, 197364), (123192, 164470), (131576, 153990), (136880, 148023)]