1388790720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3797}}^1$

素因数の和:3947

約数の個数: 168

約数和(自身を含む): 4815742464

約数和(自身を除く): 3426951744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 144, 160, 180, 192, 240, 254, 288, 320, 360, 381, 480, 508, 576, 635, 720, 762, 960, 1016, 1143, 1270, 1440, 1524, 1905, 2032, 2286, 2540, 2880, 3048, 3797, 3810, 4064, 4572, 5080, 5715, 6096, 7594, 7620, 8128, 9144, 10160, 11391, 11430, 12192, 15188, 15240, 18288, 18985, 20320, 22782, 22860, 24384, 30376, 30480, 34173, 36576, 37970, 40640, 45564, 45720, 56955, 60752, 60960, 68346, 73152, 75940, 91128, 91440, 113910, 121504, 121920, 136692, 151880, 170865, 182256, 182880, 227820, 243008, 273384, 303760, 341730, 364512, 365760, 455640, 482219, 546768, 607520, 683460, 729024, 911280, 964438, 1093536, 1215040, 1366920, 1446657, 1822560, 1928876, 2187072, 2411095, 2733840, 2893314, 3645120, 3857752, 4339971, 4822190, 5467680, 5786628, 7233285, 7715504, 8679942, 9644380, 10935360, 11573256, 14466570, 15431008, 17359884, 19288760, 21699855, 23146512, 28933140, 30862016, 34719768, 38577520, 43399710, 46293024, 57866280, 69439536, 77155040, 86799420, 92586048, 115732560, 138879072, 154310080, 173598840, 231465120, 277758144, 347197680, 462930240, 694395360, 1388790720]

約数ペア:

[(1, 1388790720), (2, 694395360), (3, 462930240), (4, 347197680), (5, 277758144), (6, 231465120), (8, 173598840), (9, 154310080), (10, 138879072), (12, 115732560), (15, 92586048), (16, 86799420), (18, 77155040), (20, 69439536), (24, 57866280), (30, 46293024), (32, 43399710), (36, 38577520), (40, 34719768), (45, 30862016), (48, 28933140), (60, 23146512), (64, 21699855), (72, 19288760), (80, 17359884), (90, 15431008), (96, 14466570), (120, 11573256), (127, 10935360), (144, 9644380), (160, 8679942), (180, 7715504), (192, 7233285), (240, 5786628), (254, 5467680), (288, 4822190), (320, 4339971), (360, 3857752), (381, 3645120), (480, 2893314), (508, 2733840), (576, 2411095), (635, 2187072), (720, 1928876), (762, 1822560), (960, 1446657), (1016, 1366920), (1143, 1215040), (1270, 1093536), (1440, 964438), (1524, 911280), (1905, 729024), (2032, 683460), (2286, 607520), (2540, 546768), (2880, 482219), (3048, 455640), (3797, 365760), (3810, 364512), (4064, 341730), (4572, 303760), (5080, 273384), (5715, 243008), (6096, 227820), (7594, 182880), (7620, 182256), (8128, 170865), (9144, 151880), (10160, 136692), (11391, 121920), (11430, 121504), (12192, 113910), (15188, 91440), (15240, 91128), (18288, 75940), (18985, 73152), (20320, 68346), (22782, 60960), (22860, 60752), (24384, 56955), (30376, 45720), (30480, 45564), (34173, 40640), (36576, 37970)]