20175678720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12421}}^1$

素因数の和:12498

約数の個数: 288

約数和(自身を含む): 73124835840

約数和(自身を除く): 52949157120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 256, 270, 282, 288, 320, 360, 376, 384, 423, 432, 470, 480, 540, 564, 576, 640, 705, 720, 752, 768, 846, 864, 940, 960, 1080, 1128, 1152, 1269, 1280, 1410, 1440, 1504, 1692, 1728, 1880, 1920, 2115, 2160, 2256, 2304, 2538, 2820, 2880, 3008, 3384, 3456, 3760, 3840, 4230, 4320, 4512, 5076, 5640, 5760, 6016, 6345, 6768, 6912, 7520, 8460, 8640, 9024, 10152, 11280, 11520, 12032, 12421, 12690, 13536, 15040, 16920, 17280, 18048, 20304, 22560, 24842, 25380, 27072, 30080, 33840, 34560, 36096, 37263, 40608, 45120, 49684, 50760, 54144, 60160, 62105, 67680, 74526, 81216, 90240, 99368, 101520, 108288, 111789, 124210, 135360, 149052, 162432, 180480, 186315, 198736, 203040, 223578, 248420, 270720, 298104, 324864, 335367, 372630, 397472, 406080, 447156, 496840, 541440, 558945, 583787, 596208, 670734, 745260, 794944, 812160, 894312, 993680, 1117890, 1167574, 1192416, 1341468, 1490520, 1589888, 1624320, 1676835, 1751361, 1788624, 1987360, 2235780, 2335148, 2384832, 2682936, 2918935, 2981040, 3179776, 3353670, 3502722, 3577248, 3974720, 4471560, 4670296, 4769664, 5254083, 5365872, 5837870, 5962080, 6707340, 7005444, 7154496, 7949440, 8756805, 8943120, 9340592, 9539328, 10508166, 10731744, 11675740, 11924160, 13414680, 14010888, 14308992, 15762249, 15898880, 17513610, 17886240, 18681184, 21016332, 21463488, 23351480, 23848320, 26270415, 26829360, 28021776, 28617984, 31524498, 35027220, 35772480, 37362368, 42032664, 42926976, 46702960, 47696640, 52540830, 53658720, 56043552, 63048996, 70054440, 71544960, 74724736, 78811245, 84065328, 85853952, 93405920, 105081660, 107317440, 112087104, 126097992, 140108880, 143089920, 149449472, 157622490, 168130656, 186811840, 210163320, 214634880, 224174208, 252195984, 280217760, 315244980, 336261312, 373623680, 420326640, 429269760, 448348416, 504391968, 560435520, 630489960, 672522624, 747247360, 840653280, 1008783936, 1120871040, 1260979920, 1345045248, 1681306560, 2017567872, 2241742080, 2521959840, 3362613120, 4035135744, 5043919680, 6725226240, 10087839360, 20175678720]

約数ペア:

[(1, 20175678720), (2, 10087839360), (3, 6725226240), (4, 5043919680), (5, 4035135744), (6, 3362613120), (8, 2521959840), (9, 2241742080), (10, 2017567872), (12, 1681306560), (15, 1345045248), (16, 1260979920), (18, 1120871040), (20, 1008783936), (24, 840653280), (27, 747247360), (30, 672522624), (32, 630489960), (36, 560435520), (40, 504391968), (45, 448348416), (47, 429269760), (48, 420326640), (54, 373623680), (60, 336261312), (64, 315244980), (72, 280217760), (80, 252195984), (90, 224174208), (94, 214634880), (96, 210163320), (108, 186811840), (120, 168130656), (128, 157622490), (135, 149449472), (141, 143089920), (144, 140108880), (160, 126097992), (180, 112087104), (188, 107317440), (192, 105081660), (216, 93405920), (235, 85853952), (240, 84065328), (256, 78811245), (270, 74724736), (282, 71544960), (288, 70054440), (320, 63048996), (360, 56043552), (376, 53658720), (384, 52540830), (423, 47696640), (432, 46702960), (470, 42926976), (480, 42032664), (540, 37362368), (564, 35772480), (576, 35027220), (640, 31524498), (705, 28617984), (720, 28021776), (752, 26829360), (768, 26270415), (846, 23848320), (864, 23351480), (940, 21463488), (960, 21016332), (1080, 18681184), (1128, 17886240), (1152, 17513610), (1269, 15898880), (1280, 15762249), (1410, 14308992), (1440, 14010888), (1504, 13414680), (1692, 11924160), (1728, 11675740), (1880, 10731744), (1920, 10508166), (2115, 9539328), (2160, 9340592), (2256, 8943120), (2304, 8756805), (2538, 7949440), (2820, 7154496), (2880, 7005444), (3008, 6707340), (3384, 5962080), (3456, 5837870), (3760, 5365872), (3840, 5254083), (4230, 4769664), (4320, 4670296), (4512, 4471560), (5076, 3974720), (5640, 3577248), (5760, 3502722), (6016, 3353670), (6345, 3179776), (6768, 2981040), (6912, 2918935), (7520, 2682936), (8460, 2384832), (8640, 2335148), (9024, 2235780), (10152, 1987360), (11280, 1788624), (11520, 1751361), (12032, 1676835), (12421, 1624320), (12690, 1589888), (13536, 1490520), (15040, 1341468), (16920, 1192416), (17280, 1167574), (18048, 1117890), (20304, 993680), (22560, 894312), (24842, 812160), (25380, 794944), (27072, 745260), (30080, 670734), (33840, 596208), (34560, 583787), (36096, 558945), (37263, 541440), (40608, 496840), (45120, 447156), (49684, 406080), (50760, 397472), (54144, 372630), (60160, 335367), (62105, 324864), (67680, 298104), (74526, 270720), (81216, 248420), (90240, 223578), (99368, 203040), (101520, 198736), (108288, 186315), (111789, 180480), (124210, 162432), (135360, 149052)]