20380129320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1\times {\mathrm{9461}}^1$

素因数の和:10123

約数の個数: 128

約数和(自身を含む): 63357552000

約数和(自身を除く): 42977422680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 619, 696, 870, 1160, 1238, 1740, 1857, 2476, 3095, 3480, 3714, 4952, 6190, 7428, 9285, 9461, 12380, 14856, 17951, 18570, 18922, 24760, 28383, 35902, 37140, 37844, 47305, 53853, 56766, 71804, 74280, 75688, 89755, 94610, 107706, 113532, 141915, 143608, 179510, 189220, 215412, 227064, 269265, 274369, 283830, 359020, 378440, 430824, 538530, 548738, 567660, 718040, 823107, 1077060, 1097476, 1135320, 1371845, 1646214, 2154120, 2194952, 2743690, 3292428, 4115535, 5487380, 5856359, 6584856, 8231070, 10974760, 11712718, 16462140, 17569077, 23425436, 29281795, 32924280, 35138154, 46850872, 58563590, 70276308, 87845385, 117127180, 140552616, 169834411, 175690770, 234254360, 339668822, 351381540, 509503233, 679337644, 702763080, 849172055, 1019006466, 1358675288, 1698344110, 2038012932, 2547516165, 3396688220, 4076025864, 5095032330, 6793376440, 10190064660, 20380129320]

約数ペア:

[(1, 20380129320), (2, 10190064660), (3, 6793376440), (4, 5095032330), (5, 4076025864), (6, 3396688220), (8, 2547516165), (10, 2038012932), (12, 1698344110), (15, 1358675288), (20, 1019006466), (24, 849172055), (29, 702763080), (30, 679337644), (40, 509503233), (58, 351381540), (60, 339668822), (87, 234254360), (116, 175690770), (120, 169834411), (145, 140552616), (174, 117127180), (232, 87845385), (290, 70276308), (348, 58563590), (435, 46850872), (580, 35138154), (619, 32924280), (696, 29281795), (870, 23425436), (1160, 17569077), (1238, 16462140), (1740, 11712718), (1857, 10974760), (2476, 8231070), (3095, 6584856), (3480, 5856359), (3714, 5487380), (4952, 4115535), (6190, 3292428), (7428, 2743690), (9285, 2194952), (9461, 2154120), (12380, 1646214), (14856, 1371845), (17951, 1135320), (18570, 1097476), (18922, 1077060), (24760, 823107), (28383, 718040), (35902, 567660), (37140, 548738), (37844, 538530), (47305, 430824), (53853, 378440), (56766, 359020), (71804, 283830), (74280, 274369), (75688, 269265), (89755, 227064), (94610, 215412), (107706, 189220), (113532, 179510), (141915, 143608)]