20187765540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1\times {\mathrm{467}}^1$

素因数の和:796

約数の個数: 288

約数和(自身を含む): 67102439040

約数和(自身を除く): 46914673500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 277, 289, 306, 340, 459, 467, 510, 540, 554, 578, 612, 765, 831, 867, 918, 934, 1020, 1108, 1156, 1385, 1401, 1445, 1530, 1662, 1734, 1836, 1868, 2295, 2335, 2493, 2601, 2770, 2802, 2890, 3060, 3324, 3468, 4155, 4203, 4335, 4590, 4670, 4709, 4986, 5202, 5540, 5604, 5780, 7005, 7479, 7803, 7939, 8310, 8406, 8670, 9180, 9340, 9418, 9972, 10404, 12465, 12609, 13005, 14010, 14127, 14958, 15606, 15878, 16620, 16812, 17340, 18836, 21015, 23545, 23817, 24930, 25218, 26010, 28020, 28254, 29916, 31212, 31756, 37395, 39015, 39695, 42030, 42381, 47090, 47634, 49860, 50436, 52020, 56508, 63045, 70635, 71451, 74790, 78030, 79390, 80053, 84060, 84762, 94180, 95268, 119085, 126090, 127143, 129359, 134963, 141270, 142902, 149580, 156060, 158780, 160106, 169524, 211905, 214353, 238170, 240159, 252180, 254286, 258718, 269926, 282540, 285804, 320212, 357255, 388077, 400265, 404889, 423810, 428706, 476340, 480318, 508572, 517436, 539852, 635715, 646795, 674815, 714510, 720477, 776154, 800530, 809778, 847620, 857412, 960636, 1071765, 1164231, 1200795, 1214667, 1271430, 1293590, 1349630, 1429020, 1440954, 1552308, 1601060, 1619556, 1940385, 2024445, 2143530, 2161431, 2199103, 2328462, 2401590, 2429334, 2542860, 2587180, 2699260, 2881908, 3492693, 3602385, 3644001, 3880770, 4048890, 4287060, 4322862, 4398206, 4656924, 4803180, 4858668, 5821155, 6073335, 6597309, 6985386, 7204770, 7288002, 7761540, 8097780, 8645724, 8796412, 10807155, 10995515, 11642310, 12146670, 13194618, 13970772, 14409540, 14576004, 17463465, 18220005, 19791927, 21614310, 21991030, 23284620, 24293340, 26389236, 32986545, 34926930, 36440010, 37384751, 39583854, 43228620, 43982060, 59375781, 65973090, 69853860, 72880020, 74769502, 79167708, 98959635, 112154253, 118751562, 131946180, 149539004, 186923755, 197919270, 224308506, 237503124, 296878905, 336462759, 373847510, 395838540, 448617012, 560771265, 593757810, 672925518, 747695020, 1009388277, 1121542530, 1187515620, 1345851036, 1682313795, 2018776554, 2243085060, 3364627590, 4037553108, 5046941385, 6729255180, 10093882770, 20187765540]

約数ペア:

[(1, 20187765540), (2, 10093882770), (3, 6729255180), (4, 5046941385), (5, 4037553108), (6, 3364627590), (9, 2243085060), (10, 2018776554), (12, 1682313795), (15, 1345851036), (17, 1187515620), (18, 1121542530), (20, 1009388277), (27, 747695020), (30, 672925518), (34, 593757810), (36, 560771265), (45, 448617012), (51, 395838540), (54, 373847510), (60, 336462759), (68, 296878905), (85, 237503124), (90, 224308506), (102, 197919270), (108, 186923755), (135, 149539004), (153, 131946180), (170, 118751562), (180, 112154253), (204, 98959635), (255, 79167708), (270, 74769502), (277, 72880020), (289, 69853860), (306, 65973090), (340, 59375781), (459, 43982060), (467, 43228620), (510, 39583854), (540, 37384751), (554, 36440010), (578, 34926930), (612, 32986545), (765, 26389236), (831, 24293340), (867, 23284620), (918, 21991030), (934, 21614310), (1020, 19791927), (1108, 18220005), (1156, 17463465), (1385, 14576004), (1401, 14409540), (1445, 13970772), (1530, 13194618), (1662, 12146670), (1734, 11642310), (1836, 10995515), (1868, 10807155), (2295, 8796412), (2335, 8645724), (2493, 8097780), (2601, 7761540), (2770, 7288002), (2802, 7204770), (2890, 6985386), (3060, 6597309), (3324, 6073335), (3468, 5821155), (4155, 4858668), (4203, 4803180), (4335, 4656924), (4590, 4398206), (4670, 4322862), (4709, 4287060), (4986, 4048890), (5202, 3880770), (5540, 3644001), (5604, 3602385), (5780, 3492693), (7005, 2881908), (7479, 2699260), (7803, 2587180), (7939, 2542860), (8310, 2429334), (8406, 2401590), (8670, 2328462), (9180, 2199103), (9340, 2161431), (9418, 2143530), (9972, 2024445), (10404, 1940385), (12465, 1619556), (12609, 1601060), (13005, 1552308), (14010, 1440954), (14127, 1429020), (14958, 1349630), (15606, 1293590), (15878, 1271430), (16620, 1214667), (16812, 1200795), (17340, 1164231), (18836, 1071765), (21015, 960636), (23545, 857412), (23817, 847620), (24930, 809778), (25218, 800530), (26010, 776154), (28020, 720477), (28254, 714510), (29916, 674815), (31212, 646795), (31756, 635715), (37395, 539852), (39015, 517436), (39695, 508572), (42030, 480318), (42381, 476340), (47090, 428706), (47634, 423810), (49860, 404889), (50436, 400265), (52020, 388077), (56508, 357255), (63045, 320212), (70635, 285804), (71451, 282540), (74790, 269926), (78030, 258718), (79390, 254286), (80053, 252180), (84060, 240159), (84762, 238170), (94180, 214353), (95268, 211905), (119085, 169524), (126090, 160106), (127143, 158780), (129359, 156060), (134963, 149580), (141270, 142902)]