247741440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{127}}^2$

素因数の和:282

約数の個数: 132

約数和(自身を含む): 798673896

約数和(自身を除く): 550932456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 512, 635, 640, 762, 768, 960, 1016, 1024, 1270, 1280, 1524, 1536, 1905, 1920, 2032, 2540, 2560, 3048, 3072, 3810, 3840, 4064, 5080, 5120, 6096, 7620, 7680, 8128, 10160, 12192, 15240, 15360, 16129, 16256, 20320, 24384, 30480, 32258, 32512, 40640, 48387, 48768, 60960, 64516, 65024, 80645, 81280, 96774, 97536, 121920, 129032, 130048, 161290, 162560, 193548, 195072, 241935, 243840, 258064, 322580, 325120, 387096, 390144, 483870, 487680, 516128, 645160, 650240, 774192, 967740, 975360, 1032256, 1290320, 1548384, 1935480, 1950720, 2064512, 2580640, 3096768, 3870960, 4129024, 5161280, 6193536, 7741920, 8258048, 10322560, 12387072, 15483840, 16516096, 20645120, 24774144, 30967680, 41290240, 49548288, 61935360, 82580480, 123870720, 247741440]

約数ペア:

[(1, 247741440), (2, 123870720), (3, 82580480), (4, 61935360), (5, 49548288), (6, 41290240), (8, 30967680), (10, 24774144), (12, 20645120), (15, 16516096), (16, 15483840), (20, 12387072), (24, 10322560), (30, 8258048), (32, 7741920), (40, 6193536), (48, 5161280), (60, 4129024), (64, 3870960), (80, 3096768), (96, 2580640), (120, 2064512), (127, 1950720), (128, 1935480), (160, 1548384), (192, 1290320), (240, 1032256), (254, 975360), (256, 967740), (320, 774192), (381, 650240), (384, 645160), (480, 516128), (508, 487680), (512, 483870), (635, 390144), (640, 387096), (762, 325120), (768, 322580), (960, 258064), (1016, 243840), (1024, 241935), (1270, 195072), (1280, 193548), (1524, 162560), (1536, 161290), (1905, 130048), (1920, 129032), (2032, 121920), (2540, 97536), (2560, 96774), (3048, 81280), (3072, 80645), (3810, 65024), (3840, 64516), (4064, 60960), (5080, 48768), (5120, 48387), (6096, 40640), (7620, 32512), (7680, 32258), (8128, 30480), (10160, 24384), (12192, 20320), (15240, 16256), (15360, 16129)]