631451520

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{15661}}^1$

素因数の和:15693

約数の個数: 192

約数和(自身を含む): 2492137440

約数和(自身を除く): 1860685920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 15661, 20160, 31322, 40320, 46983, 62644, 78305, 93966, 109627, 125288, 140949, 156610, 187932, 219254, 234915, 250576, 281898, 313220, 328881, 375864, 438508, 469830, 501152, 548135, 563796, 626440, 657762, 704745, 751728, 877016, 939660, 986643, 1002304, 1096270, 1127592, 1252880, 1315524, 1409490, 1503456, 1644405, 1754032, 1879320, 1973286, 2004608, 2192540, 2255184, 2505760, 2631048, 2818980, 3006912, 3288810, 3508064, 3758640, 3946572, 4385080, 4510368, 4933215, 5011520, 5262096, 5637960, 6013824, 6577620, 7016128, 7517280, 7893144, 8770160, 9020736, 9866430, 10023040, 10524192, 11275920, 13155240, 14032256, 15034560, 15786288, 17540320, 18041472, 19732860, 21048384, 22551840, 26310480, 30069120, 31572576, 35080640, 39465720, 42096768, 45103680, 52620960, 63145152, 70161280, 78931440, 90207360, 105241920, 126290304, 157862880, 210483840, 315725760, 631451520]

約数ペア:

[(1, 631451520), (2, 315725760), (3, 210483840), (4, 157862880), (5, 126290304), (6, 105241920), (7, 90207360), (8, 78931440), (9, 70161280), (10, 63145152), (12, 52620960), (14, 45103680), (15, 42096768), (16, 39465720), (18, 35080640), (20, 31572576), (21, 30069120), (24, 26310480), (28, 22551840), (30, 21048384), (32, 19732860), (35, 18041472), (36, 17540320), (40, 15786288), (42, 15034560), (45, 14032256), (48, 13155240), (56, 11275920), (60, 10524192), (63, 10023040), (64, 9866430), (70, 9020736), (72, 8770160), (80, 7893144), (84, 7517280), (90, 7016128), (96, 6577620), (105, 6013824), (112, 5637960), (120, 5262096), (126, 5011520), (128, 4933215), (140, 4510368), (144, 4385080), (160, 3946572), (168, 3758640), (180, 3508064), (192, 3288810), (210, 3006912), (224, 2818980), (240, 2631048), (252, 2505760), (280, 2255184), (288, 2192540), (315, 2004608), (320, 1973286), (336, 1879320), (360, 1754032), (384, 1644405), (420, 1503456), (448, 1409490), (480, 1315524), (504, 1252880), (560, 1127592), (576, 1096270), (630, 1002304), (640, 986643), (672, 939660), (720, 877016), (840, 751728), (896, 704745), (960, 657762), (1008, 626440), (1120, 563796), (1152, 548135), (1260, 501152), (1344, 469830), (1440, 438508), (1680, 375864), (1920, 328881), (2016, 313220), (2240, 281898), (2520, 250576), (2688, 234915), (2880, 219254), (3360, 187932), (4032, 156610), (4480, 140949), (5040, 125288), (5760, 109627), (6720, 93966), (8064, 78305), (10080, 62644), (13440, 46983), (15661, 40320), (20160, 31322)]