243628800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{12689}}^1$

素因数の和:12718

約数の個数: 108

約数和(自身を含む): 804089160

約数和(自身を除く): 560460360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 12689, 19200, 25378, 38067, 50756, 63445, 76134, 101512, 126890, 152268, 190335, 203024, 253780, 304536, 317225, 380670, 406048, 507560, 609072, 634450, 761340, 812096, 951675, 1015120, 1218144, 1268900, 1522680, 1624192, 1903350, 2030240, 2436288, 2537800, 3045360, 3248384, 3806700, 4060480, 4872576, 5075600, 6090720, 7613400, 8120960, 9745152, 10151200, 12181440, 15226800, 16241920, 20302400, 24362880, 30453600, 40604800, 48725760, 60907200, 81209600, 121814400, 243628800]

約数ペア:

[(1, 243628800), (2, 121814400), (3, 81209600), (4, 60907200), (5, 48725760), (6, 40604800), (8, 30453600), (10, 24362880), (12, 20302400), (15, 16241920), (16, 15226800), (20, 12181440), (24, 10151200), (25, 9745152), (30, 8120960), (32, 7613400), (40, 6090720), (48, 5075600), (50, 4872576), (60, 4060480), (64, 3806700), (75, 3248384), (80, 3045360), (96, 2537800), (100, 2436288), (120, 2030240), (128, 1903350), (150, 1624192), (160, 1522680), (192, 1268900), (200, 1218144), (240, 1015120), (256, 951675), (300, 812096), (320, 761340), (384, 634450), (400, 609072), (480, 507560), (600, 406048), (640, 380670), (768, 317225), (800, 304536), (960, 253780), (1200, 203024), (1280, 190335), (1600, 152268), (1920, 126890), (2400, 101512), (3200, 76134), (3840, 63445), (4800, 50756), (6400, 38067), (9600, 25378), (12689, 19200)]