397728000

素因数分解:

$2^8\times 3^2\times 5^3\times {\mathrm{1381}}^1$

素因数の和:1418

約数の個数: 216

約数和(自身を含む): 1432177656

約数和(自身を除く): 1034449656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 450, 480, 500, 576, 600, 640, 720, 750, 768, 800, 900, 960, 1000, 1125, 1152, 1200, 1280, 1381, 1440, 1500, 1600, 1800, 1920, 2000, 2250, 2304, 2400, 2762, 2880, 3000, 3200, 3600, 3840, 4000, 4143, 4500, 4800, 5524, 5760, 6000, 6400, 6905, 7200, 8000, 8286, 9000, 9600, 11048, 11520, 12000, 12429, 13810, 14400, 16000, 16572, 18000, 19200, 20715, 22096, 24000, 24858, 27620, 28800, 32000, 33144, 34525, 36000, 41430, 44192, 48000, 49716, 55240, 57600, 62145, 66288, 69050, 72000, 82860, 88384, 96000, 99432, 103575, 110480, 124290, 132576, 138100, 144000, 165720, 172625, 176768, 198864, 207150, 220960, 248580, 265152, 276200, 288000, 310725, 331440, 345250, 353536, 397728, 414300, 441920, 497160, 517875, 530304, 552400, 621450, 662880, 690500, 795456, 828600, 883840, 994320, 1035750, 1060608, 1104800, 1242900, 1325760, 1381000, 1553625, 1590912, 1657200, 1767680, 1988640, 2071500, 2209600, 2485800, 2651520, 2762000, 3107250, 3181824, 3314400, 3977280, 4143000, 4419200, 4971600, 5303040, 5524000, 6214500, 6628800, 7954560, 8286000, 8838400, 9943200, 11048000, 12429000, 13257600, 15909120, 16572000, 19886400, 22096000, 24858000, 26515200, 33144000, 39772800, 44192000, 49716000, 66288000, 79545600, 99432000, 132576000, 198864000, 397728000]

約数ペア:

[(1, 397728000), (2, 198864000), (3, 132576000), (4, 99432000), (5, 79545600), (6, 66288000), (8, 49716000), (9, 44192000), (10, 39772800), (12, 33144000), (15, 26515200), (16, 24858000), (18, 22096000), (20, 19886400), (24, 16572000), (25, 15909120), (30, 13257600), (32, 12429000), (36, 11048000), (40, 9943200), (45, 8838400), (48, 8286000), (50, 7954560), (60, 6628800), (64, 6214500), (72, 5524000), (75, 5303040), (80, 4971600), (90, 4419200), (96, 4143000), (100, 3977280), (120, 3314400), (125, 3181824), (128, 3107250), (144, 2762000), (150, 2651520), (160, 2485800), (180, 2209600), (192, 2071500), (200, 1988640), (225, 1767680), (240, 1657200), (250, 1590912), (256, 1553625), (288, 1381000), (300, 1325760), (320, 1242900), (360, 1104800), (375, 1060608), (384, 1035750), (400, 994320), (450, 883840), (480, 828600), (500, 795456), (576, 690500), (600, 662880), (640, 621450), (720, 552400), (750, 530304), (768, 517875), (800, 497160), (900, 441920), (960, 414300), (1000, 397728), (1125, 353536), (1152, 345250), (1200, 331440), (1280, 310725), (1381, 288000), (1440, 276200), (1500, 265152), (1600, 248580), (1800, 220960), (1920, 207150), (2000, 198864), (2250, 176768), (2304, 172625), (2400, 165720), (2762, 144000), (2880, 138100), (3000, 132576), (3200, 124290), (3600, 110480), (3840, 103575), (4000, 99432), (4143, 96000), (4500, 88384), (4800, 82860), (5524, 72000), (5760, 69050), (6000, 66288), (6400, 62145), (6905, 57600), (7200, 55240), (8000, 49716), (8286, 48000), (9000, 44192), (9600, 41430), (11048, 36000), (11520, 34525), (12000, 33144), (12429, 32000), (13810, 28800), (14400, 27620), (16000, 24858), (16572, 24000), (18000, 22096), (19200, 20715)]