21208469760

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{204557}}^1$

素因数の和:204590

約数の個数: 180

約数和(自身を含む): 75888154188

約数和(自身を除く): 54679684428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6480, 6912, 8640, 10368, 11520, 12960, 17280, 20736, 25920, 34560, 51840, 103680, 204557, 409114, 613671, 818228, 1022785, 1227342, 1636456, 1841013, 2045570, 2454684, 3068355, 3272912, 3682026, 4091140, 4909368, 5523039, 6136710, 6545824, 7364052, 8182280, 9205065, 9818736, 11046078, 12273420, 13091648, 14728104, 16364560, 16569117, 18410130, 19637472, 22092156, 24546840, 26183296, 27615195, 29456208, 32729120, 33138234, 36820260, 39274944, 44184312, 49093680, 52366592, 55230390, 58912416, 65458240, 66276468, 73640520, 78549888, 82845585, 88368624, 98187360, 110460780, 117824832, 130916480, 132552936, 147281040, 157099776, 165691170, 176737248, 196374720, 220921560, 235649664, 261832960, 265105872, 294562080, 331382340, 353474496, 392749440, 441843120, 471299328, 530211744, 589124160, 662764680, 706948992, 785498880, 883686240, 1060423488, 1178248320, 1325529360, 1413897984, 1767372480, 2120846976, 2356496640, 2651058720, 3534744960, 4241693952, 5302117440, 7069489920, 10604234880, 21208469760]

約数ペア:

[(1, 21208469760), (2, 10604234880), (3, 7069489920), (4, 5302117440), (5, 4241693952), (6, 3534744960), (8, 2651058720), (9, 2356496640), (10, 2120846976), (12, 1767372480), (15, 1413897984), (16, 1325529360), (18, 1178248320), (20, 1060423488), (24, 883686240), (27, 785498880), (30, 706948992), (32, 662764680), (36, 589124160), (40, 530211744), (45, 471299328), (48, 441843120), (54, 392749440), (60, 353474496), (64, 331382340), (72, 294562080), (80, 265105872), (81, 261832960), (90, 235649664), (96, 220921560), (108, 196374720), (120, 176737248), (128, 165691170), (135, 157099776), (144, 147281040), (160, 132552936), (162, 130916480), (180, 117824832), (192, 110460780), (216, 98187360), (240, 88368624), (256, 82845585), (270, 78549888), (288, 73640520), (320, 66276468), (324, 65458240), (360, 58912416), (384, 55230390), (405, 52366592), (432, 49093680), (480, 44184312), (540, 39274944), (576, 36820260), (640, 33138234), (648, 32729120), (720, 29456208), (768, 27615195), (810, 26183296), (864, 24546840), (960, 22092156), (1080, 19637472), (1152, 18410130), (1280, 16569117), (1296, 16364560), (1440, 14728104), (1620, 13091648), (1728, 12273420), (1920, 11046078), (2160, 9818736), (2304, 9205065), (2592, 8182280), (2880, 7364052), (3240, 6545824), (3456, 6136710), (3840, 5523039), (4320, 4909368), (5184, 4091140), (5760, 3682026), (6480, 3272912), (6912, 3068355), (8640, 2454684), (10368, 2045570), (11520, 1841013), (12960, 1636456), (17280, 1227342), (20736, 1022785), (25920, 818228), (34560, 613671), (51840, 409114), (103680, 204557)]