1868820240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 320

約数和(自身を含む): 7039549440

約数和(自身を除く): 5170729200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 127, 133, 140, 152, 168, 190, 210, 228, 240, 254, 266, 280, 285, 304, 336, 380, 381, 399, 420, 456, 461, 508, 532, 560, 570, 635, 665, 760, 762, 798, 840, 889, 912, 922, 1016, 1064, 1140, 1270, 1330, 1383, 1520, 1524, 1596, 1680, 1778, 1844, 1905, 1995, 2032, 2128, 2280, 2305, 2413, 2540, 2660, 2667, 2766, 3048, 3192, 3227, 3556, 3688, 3810, 3990, 4445, 4560, 4610, 4826, 5080, 5320, 5334, 5532, 6096, 6384, 6454, 6915, 7112, 7239, 7376, 7620, 7980, 8759, 8890, 9220, 9652, 9681, 10160, 10640, 10668, 11064, 12065, 12908, 13335, 13830, 14224, 14478, 15240, 15960, 16135, 16891, 17518, 17780, 18440, 19304, 19362, 21336, 22128, 24130, 25816, 26277, 26670, 27660, 28956, 30480, 31920, 32270, 33782, 35036, 35560, 36195, 36880, 38608, 38724, 42672, 43795, 48260, 48405, 50673, 51632, 52554, 53340, 55320, 57912, 58547, 61313, 64540, 67564, 70072, 71120, 72390, 77448, 84455, 87590, 96520, 96810, 101346, 105108, 106680, 110640, 115824, 117094, 122626, 129080, 131385, 135128, 140144, 144780, 154896, 168910, 175180, 175641, 183939, 193040, 193620, 202692, 210216, 213360, 234188, 245252, 253365, 258160, 262770, 270256, 289560, 292735, 306565, 337820, 350360, 351282, 367878, 387240, 405384, 409829, 420432, 468376, 490504, 506730, 525540, 579120, 585470, 613130, 675640, 700720, 702564, 735756, 774480, 810768, 819658, 878205, 919695, 936752, 981008, 1013460, 1051080, 1112393, 1170940, 1226260, 1229487, 1351280, 1405128, 1471512, 1639316, 1756410, 1839390, 2026920, 2049145, 2102160, 2224786, 2341880, 2452520, 2458974, 2810256, 2943024, 3278632, 3337179, 3512820, 3678780, 4053840, 4098290, 4449572, 4683760, 4905040, 4917948, 5561965, 6147435, 6557264, 6674358, 7025640, 7357560, 7786751, 8196580, 8899144, 9835896, 11123930, 12294870, 13348716, 14051280, 14715120, 15573502, 16393160, 16685895, 17798288, 19671792, 22247860, 23360253, 24589740, 26697432, 31147004, 32786320, 33371790, 38933755, 44495720, 46720506, 49179480, 53394864, 62294008, 66743580, 77867510, 88991440, 93441012, 98358960, 116801265, 124588016, 133487160, 155735020, 186882024, 233602530, 266974320, 311470040, 373764048, 467205060, 622940080, 934410120, 1868820240]

約数ペア:

[(1, 1868820240), (2, 934410120), (3, 622940080), (4, 467205060), (5, 373764048), (6, 311470040), (7, 266974320), (8, 233602530), (10, 186882024), (12, 155735020), (14, 133487160), (15, 124588016), (16, 116801265), (19, 98358960), (20, 93441012), (21, 88991440), (24, 77867510), (28, 66743580), (30, 62294008), (35, 53394864), (38, 49179480), (40, 46720506), (42, 44495720), (48, 38933755), (56, 33371790), (57, 32786320), (60, 31147004), (70, 26697432), (76, 24589740), (80, 23360253), (84, 22247860), (95, 19671792), (105, 17798288), (112, 16685895), (114, 16393160), (120, 15573502), (127, 14715120), (133, 14051280), (140, 13348716), (152, 12294870), (168, 11123930), (190, 9835896), (210, 8899144), (228, 8196580), (240, 7786751), (254, 7357560), (266, 7025640), (280, 6674358), (285, 6557264), (304, 6147435), (336, 5561965), (380, 4917948), (381, 4905040), (399, 4683760), (420, 4449572), (456, 4098290), (461, 4053840), (508, 3678780), (532, 3512820), (560, 3337179), (570, 3278632), (635, 2943024), (665, 2810256), (760, 2458974), (762, 2452520), (798, 2341880), (840, 2224786), (889, 2102160), (912, 2049145), (922, 2026920), (1016, 1839390), (1064, 1756410), (1140, 1639316), (1270, 1471512), (1330, 1405128), (1383, 1351280), (1520, 1229487), (1524, 1226260), (1596, 1170940), (1680, 1112393), (1778, 1051080), (1844, 1013460), (1905, 981008), (1995, 936752), (2032, 919695), (2128, 878205), (2280, 819658), (2305, 810768), (2413, 774480), (2540, 735756), (2660, 702564), (2667, 700720), (2766, 675640), (3048, 613130), (3192, 585470), (3227, 579120), (3556, 525540), (3688, 506730), (3810, 490504), (3990, 468376), (4445, 420432), (4560, 409829), (4610, 405384), (4826, 387240), (5080, 367878), (5320, 351282), (5334, 350360), (5532, 337820), (6096, 306565), (6384, 292735), (6454, 289560), (6915, 270256), (7112, 262770), (7239, 258160), (7376, 253365), (7620, 245252), (7980, 234188), (8759, 213360), (8890, 210216), (9220, 202692), (9652, 193620), (9681, 193040), (10160, 183939), (10640, 175641), (10668, 175180), (11064, 168910), (12065, 154896), (12908, 144780), (13335, 140144), (13830, 135128), (14224, 131385), (14478, 129080), (15240, 122626), (15960, 117094), (16135, 115824), (16891, 110640), (17518, 106680), (17780, 105108), (18440, 101346), (19304, 96810), (19362, 96520), (21336, 87590), (22128, 84455), (24130, 77448), (25816, 72390), (26277, 71120), (26670, 70072), (27660, 67564), (28956, 64540), (30480, 61313), (31920, 58547), (32270, 57912), (33782, 55320), (35036, 53340), (35560, 52554), (36195, 51632), (36880, 50673), (38608, 48405), (38724, 48260), (42672, 43795)]