918270720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1115

約数の個数: 216

約数和(自身を含む): 3220526400

約数和(自身を除く): 2302255680

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, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 237, 240, 256, 288, 316, 320, 360, 384, 395, 474, 480, 576, 632, 640, 711, 720, 768, 790, 948, 960, 1009, 1152, 1185, 1264, 1280, 1422, 1440, 1580, 1896, 1920, 2018, 2304, 2370, 2528, 2844, 2880, 3027, 3160, 3555, 3792, 3840, 4036, 4740, 5045, 5056, 5688, 5760, 6054, 6320, 7110, 7584, 8072, 9081, 9480, 10090, 10112, 11376, 11520, 12108, 12640, 14220, 15135, 15168, 16144, 18162, 18960, 20180, 20224, 22752, 24216, 25280, 28440, 30270, 30336, 32288, 36324, 37920, 40360, 45405, 45504, 48432, 50560, 56880, 60540, 60672, 64576, 72648, 75840, 79711, 80720, 90810, 91008, 96864, 101120, 113760, 121080, 129152, 145296, 151680, 159422, 161440, 181620, 182016, 193728, 227520, 239133, 242160, 258304, 290592, 303360, 318844, 322880, 363240, 387456, 398555, 455040, 478266, 484320, 581184, 637688, 645760, 717399, 726480, 774912, 797110, 910080, 956532, 968640, 1162368, 1195665, 1275376, 1291520, 1434798, 1452960, 1594220, 1913064, 1937280, 2324736, 2391330, 2550752, 2869596, 2905920, 3188440, 3586995, 3826128, 3874560, 4782660, 5101504, 5739192, 5811840, 6376880, 7173990, 7652256, 9565320, 10203008, 11478384, 11623680, 12753760, 14347980, 15304512, 19130640, 20406016, 22956768, 25507520, 28695960, 30609024, 38261280, 45913536, 51015040, 57391920, 61218048, 76522560, 91827072, 102030080, 114783840, 153045120, 183654144, 229567680, 306090240, 459135360, 918270720]

約数ペア:

[(1, 918270720), (2, 459135360), (3, 306090240), (4, 229567680), (5, 183654144), (6, 153045120), (8, 114783840), (9, 102030080), (10, 91827072), (12, 76522560), (15, 61218048), (16, 57391920), (18, 51015040), (20, 45913536), (24, 38261280), (30, 30609024), (32, 28695960), (36, 25507520), (40, 22956768), (45, 20406016), (48, 19130640), (60, 15304512), (64, 14347980), (72, 12753760), (79, 11623680), (80, 11478384), (90, 10203008), (96, 9565320), (120, 7652256), (128, 7173990), (144, 6376880), (158, 5811840), (160, 5739192), (180, 5101504), (192, 4782660), (237, 3874560), (240, 3826128), (256, 3586995), (288, 3188440), (316, 2905920), (320, 2869596), (360, 2550752), (384, 2391330), (395, 2324736), (474, 1937280), (480, 1913064), (576, 1594220), (632, 1452960), (640, 1434798), (711, 1291520), (720, 1275376), (768, 1195665), (790, 1162368), (948, 968640), (960, 956532), (1009, 910080), (1152, 797110), (1185, 774912), (1264, 726480), (1280, 717399), (1422, 645760), (1440, 637688), (1580, 581184), (1896, 484320), (1920, 478266), (2018, 455040), (2304, 398555), (2370, 387456), (2528, 363240), (2844, 322880), (2880, 318844), (3027, 303360), (3160, 290592), (3555, 258304), (3792, 242160), (3840, 239133), (4036, 227520), (4740, 193728), (5045, 182016), (5056, 181620), (5688, 161440), (5760, 159422), (6054, 151680), (6320, 145296), (7110, 129152), (7584, 121080), (8072, 113760), (9081, 101120), (9480, 96864), (10090, 91008), (10112, 90810), (11376, 80720), (11520, 79711), (12108, 75840), (12640, 72648), (14220, 64576), (15135, 60672), (15168, 60540), (16144, 56880), (18162, 50560), (18960, 48432), (20180, 45504), (20224, 45405), (22752, 40360), (24216, 37920), (25280, 36324), (28440, 32288), (30270, 30336)]