1881919680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:547

約数の個数: 224

約数和(自身を含む): 6183172800

約数和(自身を除く): 4301253120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 137, 160, 164, 192, 205, 240, 246, 274, 320, 328, 349, 410, 411, 480, 492, 548, 615, 656, 685, 698, 820, 822, 960, 984, 1047, 1096, 1230, 1312, 1370, 1396, 1640, 1644, 1745, 1968, 2055, 2094, 2192, 2460, 2624, 2740, 2792, 3280, 3288, 3490, 3936, 4110, 4188, 4384, 4920, 5235, 5480, 5584, 5617, 6560, 6576, 6980, 7872, 8220, 8376, 8768, 9840, 10470, 10960, 11168, 11234, 13120, 13152, 13960, 14309, 16440, 16752, 16851, 19680, 20940, 21920, 22336, 22468, 26304, 27920, 28085, 28618, 32880, 33504, 33702, 39360, 41880, 42927, 43840, 44936, 47813, 55840, 56170, 57236, 65760, 67008, 67404, 71545, 83760, 84255, 85854, 89872, 95626, 111680, 112340, 114472, 131520, 134808, 143090, 143439, 167520, 168510, 171708, 179744, 191252, 214635, 224680, 228944, 239065, 269616, 286180, 286878, 335040, 337020, 343416, 359488, 382504, 429270, 449360, 457888, 478130, 539232, 572360, 573756, 674040, 686832, 717195, 765008, 858540, 898720, 915776, 956260, 1078464, 1144720, 1147512, 1348080, 1373664, 1434390, 1530016, 1717080, 1797440, 1912520, 1960333, 2289440, 2295024, 2696160, 2747328, 2868780, 3060032, 3434160, 3825040, 3920666, 4578880, 4590048, 5392320, 5737560, 5880999, 6868320, 7650080, 7841332, 9180096, 9801665, 11475120, 11761998, 13736640, 15300160, 15682664, 19603330, 22950240, 23523996, 29404995, 31365328, 39206660, 45900480, 47047992, 58809990, 62730656, 78413320, 94095984, 117619980, 125461312, 156826640, 188191968, 235239960, 313653280, 376383936, 470479920, 627306560, 940959840, 1881919680]

約数ペア:

[(1, 1881919680), (2, 940959840), (3, 627306560), (4, 470479920), (5, 376383936), (6, 313653280), (8, 235239960), (10, 188191968), (12, 156826640), (15, 125461312), (16, 117619980), (20, 94095984), (24, 78413320), (30, 62730656), (32, 58809990), (40, 47047992), (41, 45900480), (48, 39206660), (60, 31365328), (64, 29404995), (80, 23523996), (82, 22950240), (96, 19603330), (120, 15682664), (123, 15300160), (137, 13736640), (160, 11761998), (164, 11475120), (192, 9801665), (205, 9180096), (240, 7841332), (246, 7650080), (274, 6868320), (320, 5880999), (328, 5737560), (349, 5392320), (410, 4590048), (411, 4578880), (480, 3920666), (492, 3825040), (548, 3434160), (615, 3060032), (656, 2868780), (685, 2747328), (698, 2696160), (820, 2295024), (822, 2289440), (960, 1960333), (984, 1912520), (1047, 1797440), (1096, 1717080), (1230, 1530016), (1312, 1434390), (1370, 1373664), (1396, 1348080), (1640, 1147512), (1644, 1144720), (1745, 1078464), (1968, 956260), (2055, 915776), (2094, 898720), (2192, 858540), (2460, 765008), (2624, 717195), (2740, 686832), (2792, 674040), (3280, 573756), (3288, 572360), (3490, 539232), (3936, 478130), (4110, 457888), (4188, 449360), (4384, 429270), (4920, 382504), (5235, 359488), (5480, 343416), (5584, 337020), (5617, 335040), (6560, 286878), (6576, 286180), (6980, 269616), (7872, 239065), (8220, 228944), (8376, 224680), (8768, 214635), (9840, 191252), (10470, 179744), (10960, 171708), (11168, 168510), (11234, 167520), (13120, 143439), (13152, 143090), (13960, 134808), (14309, 131520), (16440, 114472), (16752, 112340), (16851, 111680), (19680, 95626), (20940, 89872), (21920, 85854), (22336, 84255), (22468, 83760), (26304, 71545), (27920, 67404), (28085, 67008), (28618, 65760), (32880, 57236), (33504, 56170), (33702, 55840), (39360, 47813), (41880, 44936), (42927, 43840)]