18438131530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 42205363200

約数和(自身を除く): 23767231670

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 109, 130, 158, 169, 181, 182, 218, 338, 362, 395, 455, 545, 553, 763, 790, 845, 905, 910, 1027, 1090, 1106, 1183, 1267, 1417, 1526, 1690, 1810, 2054, 2353, 2366, 2534, 2765, 2834, 3815, 4706, 5135, 5530, 5915, 6335, 7085, 7189, 7630, 8611, 9919, 10270, 11765, 11830, 12670, 13351, 14170, 14299, 14378, 16471, 17222, 18421, 19729, 19838, 23530, 26702, 28598, 30589, 32942, 35945, 36842, 39458, 43055, 49595, 60277, 61178, 66755, 71495, 71890, 82355, 86110, 92105, 93457, 98645, 99190, 100093, 111943, 120554, 128947, 133510, 138103, 142990, 152945, 164710, 184210, 185887, 186914, 197290, 200186, 214123, 223886, 256477, 257894, 276206, 301385, 305890, 371774, 428246, 467285, 500465, 512954, 559715, 602770, 644735, 690515, 783601, 929435, 934570, 1000930, 1070615, 1119430, 1282385, 1289470, 1301209, 1381030, 1455259, 1558591, 1567202, 1795339, 1858870, 2141230, 2416531, 2564770, 2602418, 2910518, 3117182, 3334201, 3590678, 3918005, 4833062, 6506045, 6668402, 7276295, 7792955, 7836010, 8976695, 10186813, 10910137, 12082655, 13012090, 14552590, 15585910, 16671005, 16915717, 17953390, 20261683, 20373626, 21820274, 23339407, 24165310, 33342010, 33831434, 40523366, 46678814, 50934065, 54550685, 84578585, 101308415, 101868130, 109101370, 116697035, 141831781, 169157170, 202616830, 233394070, 263401879, 283663562, 526803758, 709158905, 1317009395, 1418317810, 1843813153, 2634018790, 3687626306, 9219065765, 18438131530]

約数ペア:

[(1, 18438131530), (2, 9219065765), (5, 3687626306), (7, 2634018790), (10, 1843813153), (13, 1418317810), (14, 1317009395), (26, 709158905), (35, 526803758), (65, 283663562), (70, 263401879), (79, 233394070), (91, 202616830), (109, 169157170), (130, 141831781), (158, 116697035), (169, 109101370), (181, 101868130), (182, 101308415), (218, 84578585), (338, 54550685), (362, 50934065), (395, 46678814), (455, 40523366), (545, 33831434), (553, 33342010), (763, 24165310), (790, 23339407), (845, 21820274), (905, 20373626), (910, 20261683), (1027, 17953390), (1090, 16915717), (1106, 16671005), (1183, 15585910), (1267, 14552590), (1417, 13012090), (1526, 12082655), (1690, 10910137), (1810, 10186813), (2054, 8976695), (2353, 7836010), (2366, 7792955), (2534, 7276295), (2765, 6668402), (2834, 6506045), (3815, 4833062), (4706, 3918005), (5135, 3590678), (5530, 3334201), (5915, 3117182), (6335, 2910518), (7085, 2602418), (7189, 2564770), (7630, 2416531), (8611, 2141230), (9919, 1858870), (10270, 1795339), (11765, 1567202), (11830, 1558591), (12670, 1455259), (13351, 1381030), (14170, 1301209), (14299, 1289470), (14378, 1282385), (16471, 1119430), (17222, 1070615), (18421, 1000930), (19729, 934570), (19838, 929435), (23530, 783601), (26702, 690515), (28598, 644735), (30589, 602770), (32942, 559715), (35945, 512954), (36842, 500465), (39458, 467285), (43055, 428246), (49595, 371774), (60277, 305890), (61178, 301385), (66755, 276206), (71495, 257894), (71890, 256477), (82355, 223886), (86110, 214123), (92105, 200186), (93457, 197290), (98645, 186914), (99190, 185887), (100093, 184210), (111943, 164710), (120554, 152945), (128947, 142990), (133510, 138103)]