1656620160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2207

約数の個数: 256

約数和(自身を含む): 5872849920

約数和(自身を除く): 4216229760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1664, 1860, 1920, 1984, 2015, 2080, 2141, 2418, 2480, 2496, 2976, 3120, 3224, 3720, 3968, 4030, 4160, 4282, 4836, 4960, 4992, 5952, 6045, 6240, 6423, 6448, 7440, 8060, 8320, 8564, 9672, 9920, 10705, 11904, 12090, 12480, 12846, 12896, 14880, 16120, 17128, 19344, 19840, 21410, 24180, 24960, 25692, 25792, 27833, 29760, 32115, 32240, 34256, 38688, 42820, 48360, 51384, 51584, 55666, 59520, 64230, 64480, 66371, 68512, 77376, 83499, 85640, 96720, 102768, 111332, 128460, 128960, 132742, 137024, 139165, 154752, 166998, 171280, 193440, 199113, 205536, 222664, 256920, 257920, 265484, 274048, 278330, 331855, 333996, 342560, 386880, 398226, 411072, 417495, 445328, 513840, 530968, 556660, 663710, 667992, 685120, 773760, 796452, 822144, 834990, 862823, 890656, 995565, 1027680, 1061936, 1113320, 1327420, 1335984, 1370240, 1592904, 1669980, 1725646, 1781312, 1991130, 2055360, 2123872, 2226640, 2588469, 2654840, 2671968, 3185808, 3339960, 3451292, 3562624, 3982260, 4110720, 4247744, 4314115, 4453280, 5176938, 5309680, 5343936, 6371616, 6679920, 6902584, 7964520, 8495488, 8628230, 8906560, 10353876, 10619360, 10687872, 12743232, 12942345, 13359840, 13805168, 15929040, 17256460, 17813120, 20707752, 21238720, 25486464, 25884690, 26719680, 27610336, 31858080, 34512920, 41415504, 42477440, 51769380, 53439360, 55220672, 63716160, 69025840, 82831008, 103538760, 110441344, 127432320, 138051680, 165662016, 207077520, 276103360, 331324032, 414155040, 552206720, 828310080, 1656620160]

約数ペア:

[(1, 1656620160), (2, 828310080), (3, 552206720), (4, 414155040), (5, 331324032), (6, 276103360), (8, 207077520), (10, 165662016), (12, 138051680), (13, 127432320), (15, 110441344), (16, 103538760), (20, 82831008), (24, 69025840), (26, 63716160), (30, 55220672), (31, 53439360), (32, 51769380), (39, 42477440), (40, 41415504), (48, 34512920), (52, 31858080), (60, 27610336), (62, 26719680), (64, 25884690), (65, 25486464), (78, 21238720), (80, 20707752), (93, 17813120), (96, 17256460), (104, 15929040), (120, 13805168), (124, 13359840), (128, 12942345), (130, 12743232), (155, 10687872), (156, 10619360), (160, 10353876), (186, 8906560), (192, 8628230), (195, 8495488), (208, 7964520), (240, 6902584), (248, 6679920), (260, 6371616), (310, 5343936), (312, 5309680), (320, 5176938), (372, 4453280), (384, 4314115), (390, 4247744), (403, 4110720), (416, 3982260), (465, 3562624), (480, 3451292), (496, 3339960), (520, 3185808), (620, 2671968), (624, 2654840), (640, 2588469), (744, 2226640), (780, 2123872), (806, 2055360), (832, 1991130), (930, 1781312), (960, 1725646), (992, 1669980), (1040, 1592904), (1209, 1370240), (1240, 1335984), (1248, 1327420), (1488, 1113320), (1560, 1061936), (1612, 1027680), (1664, 995565), (1860, 890656), (1920, 862823), (1984, 834990), (2015, 822144), (2080, 796452), (2141, 773760), (2418, 685120), (2480, 667992), (2496, 663710), (2976, 556660), (3120, 530968), (3224, 513840), (3720, 445328), (3968, 417495), (4030, 411072), (4160, 398226), (4282, 386880), (4836, 342560), (4960, 333996), (4992, 331855), (5952, 278330), (6045, 274048), (6240, 265484), (6423, 257920), (6448, 256920), (7440, 222664), (8060, 205536), (8320, 199113), (8564, 193440), (9672, 171280), (9920, 166998), (10705, 154752), (11904, 139165), (12090, 137024), (12480, 132742), (12846, 128960), (12896, 128460), (14880, 111332), (16120, 102768), (17128, 96720), (19344, 85640), (19840, 83499), (21410, 77376), (24180, 68512), (24960, 66371), (25692, 64480), (25792, 64230), (27833, 59520), (29760, 55666), (32115, 51584), (32240, 51384), (34256, 48360), (38688, 42820)]