388915200

素因数分解:

$2^{13}\times 3^2\times 5^2\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 252

約数和(自身を含む): 1399697988

約数和(自身を除く): 1010782788

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, 128, 144, 150, 160, 180, 192, 200, 211, 225, 240, 256, 288, 300, 320, 360, 384, 400, 422, 450, 480, 512, 576, 600, 633, 640, 720, 768, 800, 844, 900, 960, 1024, 1055, 1152, 1200, 1266, 1280, 1440, 1536, 1600, 1688, 1800, 1899, 1920, 2048, 2110, 2304, 2400, 2532, 2560, 2880, 3072, 3165, 3200, 3376, 3600, 3798, 3840, 4096, 4220, 4608, 4800, 5064, 5120, 5275, 5760, 6144, 6330, 6400, 6752, 7200, 7596, 7680, 8192, 8440, 9216, 9495, 9600, 10128, 10240, 10550, 11520, 12288, 12660, 12800, 13504, 14400, 15192, 15360, 15825, 16880, 18432, 18990, 19200, 20256, 20480, 21100, 23040, 24576, 25320, 25600, 27008, 28800, 30384, 30720, 31650, 33760, 36864, 37980, 38400, 40512, 40960, 42200, 46080, 47475, 50640, 51200, 54016, 57600, 60768, 61440, 63300, 67520, 73728, 75960, 76800, 81024, 84400, 92160, 94950, 101280, 102400, 108032, 115200, 121536, 122880, 126600, 135040, 151920, 153600, 162048, 168800, 184320, 189900, 202560, 204800, 216064, 230400, 243072, 253200, 270080, 303840, 307200, 324096, 337600, 368640, 379800, 405120, 432128, 460800, 486144, 506400, 540160, 607680, 614400, 648192, 675200, 759600, 810240, 864256, 921600, 972288, 1012800, 1080320, 1215360, 1296384, 1350400, 1519200, 1620480, 1728512, 1843200, 1944576, 2025600, 2160640, 2430720, 2592768, 2700800, 3038400, 3240960, 3889152, 4051200, 4321280, 4861440, 5185536, 5401600, 6076800, 6481920, 7778304, 8102400, 8642560, 9722880, 10803200, 12153600, 12963840, 15556608, 16204800, 19445760, 21606400, 24307200, 25927680, 32409600, 38891520, 43212800, 48614400, 64819200, 77783040, 97228800, 129638400, 194457600, 388915200]

約数ペア:

[(1, 388915200), (2, 194457600), (3, 129638400), (4, 97228800), (5, 77783040), (6, 64819200), (8, 48614400), (9, 43212800), (10, 38891520), (12, 32409600), (15, 25927680), (16, 24307200), (18, 21606400), (20, 19445760), (24, 16204800), (25, 15556608), (30, 12963840), (32, 12153600), (36, 10803200), (40, 9722880), (45, 8642560), (48, 8102400), (50, 7778304), (60, 6481920), (64, 6076800), (72, 5401600), (75, 5185536), (80, 4861440), (90, 4321280), (96, 4051200), (100, 3889152), (120, 3240960), (128, 3038400), (144, 2700800), (150, 2592768), (160, 2430720), (180, 2160640), (192, 2025600), (200, 1944576), (211, 1843200), (225, 1728512), (240, 1620480), (256, 1519200), (288, 1350400), (300, 1296384), (320, 1215360), (360, 1080320), (384, 1012800), (400, 972288), (422, 921600), (450, 864256), (480, 810240), (512, 759600), (576, 675200), (600, 648192), (633, 614400), (640, 607680), (720, 540160), (768, 506400), (800, 486144), (844, 460800), (900, 432128), (960, 405120), (1024, 379800), (1055, 368640), (1152, 337600), (1200, 324096), (1266, 307200), (1280, 303840), (1440, 270080), (1536, 253200), (1600, 243072), (1688, 230400), (1800, 216064), (1899, 204800), (1920, 202560), (2048, 189900), (2110, 184320), (2304, 168800), (2400, 162048), (2532, 153600), (2560, 151920), (2880, 135040), (3072, 126600), (3165, 122880), (3200, 121536), (3376, 115200), (3600, 108032), (3798, 102400), (3840, 101280), (4096, 94950), (4220, 92160), (4608, 84400), (4800, 81024), (5064, 76800), (5120, 75960), (5275, 73728), (5760, 67520), (6144, 63300), (6330, 61440), (6400, 60768), (6752, 57600), (7200, 54016), (7596, 51200), (7680, 50640), (8192, 47475), (8440, 46080), (9216, 42200), (9495, 40960), (9600, 40512), (10128, 38400), (10240, 37980), (10550, 36864), (11520, 33760), (12288, 31650), (12660, 30720), (12800, 30384), (13504, 28800), (14400, 27008), (15192, 25600), (15360, 25320), (15825, 24576), (16880, 23040), (18432, 21100), (18990, 20480), (19200, 20256)]