138848640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{10331}}^1$

素因数の和:10360

約数の個数: 128

約数和(自身を含む): 505854720

約数和(自身を除く): 367006080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 10331, 13440, 20662, 30993, 41324, 51655, 61986, 72317, 82648, 103310, 123972, 144634, 154965, 165296, 206620, 216951, 247944, 289268, 309930, 330592, 361585, 413240, 433902, 495888, 578536, 619860, 661184, 723170, 826480, 867804, 991776, 1084755, 1157072, 1239720, 1322368, 1446340, 1652960, 1735608, 1983552, 2169510, 2314144, 2479440, 2892680, 3305920, 3471216, 3967104, 4339020, 4628288, 4958880, 5785360, 6611840, 6942432, 8678040, 9256576, 9917760, 11570720, 13884864, 17356080, 19835520, 23141440, 27769728, 34712160, 46282880, 69424320, 138848640]

約数ペア:

[(1, 138848640), (2, 69424320), (3, 46282880), (4, 34712160), (5, 27769728), (6, 23141440), (7, 19835520), (8, 17356080), (10, 13884864), (12, 11570720), (14, 9917760), (15, 9256576), (16, 8678040), (20, 6942432), (21, 6611840), (24, 5785360), (28, 4958880), (30, 4628288), (32, 4339020), (35, 3967104), (40, 3471216), (42, 3305920), (48, 2892680), (56, 2479440), (60, 2314144), (64, 2169510), (70, 1983552), (80, 1735608), (84, 1652960), (96, 1446340), (105, 1322368), (112, 1239720), (120, 1157072), (128, 1084755), (140, 991776), (160, 867804), (168, 826480), (192, 723170), (210, 661184), (224, 619860), (240, 578536), (280, 495888), (320, 433902), (336, 413240), (384, 361585), (420, 330592), (448, 309930), (480, 289268), (560, 247944), (640, 216951), (672, 206620), (840, 165296), (896, 154965), (960, 144634), (1120, 123972), (1344, 103310), (1680, 82648), (1920, 72317), (2240, 61986), (2688, 51655), (3360, 41324), (4480, 30993), (6720, 20662), (10331, 13440)]