637646080

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 1627678080

約数和(自身を除く): 990032000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 157, 160, 167, 190, 256, 304, 314, 320, 334, 380, 608, 628, 640, 668, 760, 785, 835, 1216, 1256, 1280, 1336, 1520, 1570, 1670, 2432, 2512, 2672, 2983, 3040, 3140, 3173, 3340, 4864, 5024, 5344, 5966, 6080, 6280, 6346, 6680, 10048, 10688, 11932, 12160, 12560, 12692, 13360, 14915, 15865, 20096, 21376, 23864, 24320, 25120, 25384, 26219, 26720, 29830, 31730, 40192, 42752, 47728, 50240, 50768, 52438, 53440, 59660, 63460, 95456, 100480, 101536, 104876, 106880, 119320, 126920, 131095, 190912, 200960, 203072, 209752, 213760, 238640, 253840, 262190, 381824, 406144, 419504, 477280, 498161, 507680, 524380, 763648, 812288, 839008, 954560, 996322, 1015360, 1048760, 1678016, 1909120, 1992644, 2030720, 2097520, 2490805, 3356032, 3818240, 3985288, 4061440, 4195040, 4981610, 6712064, 7970576, 8390080, 9963220, 15941152, 16780160, 19926440, 31882304, 33560320, 39852880, 63764608, 79705760, 127529216, 159411520, 318823040, 637646080]

約数ペア:

[(1, 637646080), (2, 318823040), (4, 159411520), (5, 127529216), (8, 79705760), (10, 63764608), (16, 39852880), (19, 33560320), (20, 31882304), (32, 19926440), (38, 16780160), (40, 15941152), (64, 9963220), (76, 8390080), (80, 7970576), (95, 6712064), (128, 4981610), (152, 4195040), (157, 4061440), (160, 3985288), (167, 3818240), (190, 3356032), (256, 2490805), (304, 2097520), (314, 2030720), (320, 1992644), (334, 1909120), (380, 1678016), (608, 1048760), (628, 1015360), (640, 996322), (668, 954560), (760, 839008), (785, 812288), (835, 763648), (1216, 524380), (1256, 507680), (1280, 498161), (1336, 477280), (1520, 419504), (1570, 406144), (1670, 381824), (2432, 262190), (2512, 253840), (2672, 238640), (2983, 213760), (3040, 209752), (3140, 203072), (3173, 200960), (3340, 190912), (4864, 131095), (5024, 126920), (5344, 119320), (5966, 106880), (6080, 104876), (6280, 101536), (6346, 100480), (6680, 95456), (10048, 63460), (10688, 59660), (11932, 53440), (12160, 52438), (12560, 50768), (12692, 50240), (13360, 47728), (14915, 42752), (15865, 40192), (20096, 31730), (21376, 29830), (23864, 26720), (24320, 26219), (25120, 25384)]