64631520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{4987}}^1$

素因数の和:5014

約数の個数: 120

約数和(自身を含む): 228141144

約数和(自身を除く): 163509624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 4987, 6480, 9974, 12960, 14961, 19948, 24935, 29922, 39896, 44883, 49870, 59844, 74805, 79792, 89766, 99740, 119688, 134649, 149610, 159584, 179532, 199480, 224415, 239376, 269298, 299220, 359064, 398960, 403947, 448830, 478752, 538596, 598440, 673245, 718128, 797920, 807894, 897660, 1077192, 1196880, 1346490, 1436256, 1615788, 1795320, 2019735, 2154384, 2393760, 2692980, 3231576, 3590640, 4039470, 4308768, 5385960, 6463152, 7181280, 8078940, 10771920, 12926304, 16157880, 21543840, 32315760, 64631520]

約数ペア:

[(1, 64631520), (2, 32315760), (3, 21543840), (4, 16157880), (5, 12926304), (6, 10771920), (8, 8078940), (9, 7181280), (10, 6463152), (12, 5385960), (15, 4308768), (16, 4039470), (18, 3590640), (20, 3231576), (24, 2692980), (27, 2393760), (30, 2154384), (32, 2019735), (36, 1795320), (40, 1615788), (45, 1436256), (48, 1346490), (54, 1196880), (60, 1077192), (72, 897660), (80, 807894), (81, 797920), (90, 718128), (96, 673245), (108, 598440), (120, 538596), (135, 478752), (144, 448830), (160, 403947), (162, 398960), (180, 359064), (216, 299220), (240, 269298), (270, 239376), (288, 224415), (324, 199480), (360, 179532), (405, 159584), (432, 149610), (480, 134649), (540, 119688), (648, 99740), (720, 89766), (810, 79792), (864, 74805), (1080, 59844), (1296, 49870), (1440, 44883), (1620, 39896), (2160, 29922), (2592, 24935), (3240, 19948), (4320, 14961), (4987, 12960), (6480, 9974)]