1288511280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2809

約数の個数: 320

約数和(自身を含む): 5237760000

約数和(自身を除く): 3949248720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2232, 2480, 2520, 2604, 2749, 2790, 3024, 3255, 3348, 3472, 3720, 3780, 3906, 4185, 4340, 4464, 5040, 5208, 5498, 5580, 5859, 6510, 6696, 7440, 7560, 7812, 8247, 8370, 8680, 9765, 10416, 10996, 11160, 11718, 13020, 13392, 13745, 15120, 15624, 16494, 16740, 17360, 19243, 19530, 21992, 22320, 23436, 24741, 26040, 27490, 29295, 31248, 32988, 33480, 38486, 39060, 41235, 43984, 46872, 49482, 52080, 54980, 57729, 58590, 65976, 66960, 74223, 76972, 78120, 82470, 85219, 93744, 96215, 98964, 109960, 115458, 117180, 123705, 131952, 148446, 153944, 156240, 164940, 170438, 173187, 192430, 197928, 219920, 230916, 234360, 247410, 255657, 288645, 296892, 307888, 329880, 340876, 346374, 371115, 384860, 395856, 426095, 461832, 468720, 494820, 511314, 519561, 577290, 593784, 596533, 659760, 681752, 692748, 742230, 766971, 769720, 852190, 865935, 923664, 989640, 1022628, 1039122, 1154580, 1187568, 1193066, 1278285, 1363504, 1385496, 1484460, 1533942, 1539440, 1704380, 1731870, 1789599, 1979280, 2045256, 2078244, 2300913, 2309160, 2386132, 2556570, 2597805, 2770992, 2968920, 2982665, 3067884, 3408760, 3463740, 3579198, 3834855, 4090512, 4156488, 4601826, 4618320, 4772264, 5113140, 5195610, 5368797, 5937840, 5965330, 6135768, 6817520, 6927480, 7158396, 7669710, 8312976, 8947995, 9203652, 9544528, 10226280, 10391220, 10737594, 11504565, 11930660, 12271536, 13854960, 14316792, 15339420, 16106391, 17895990, 18407304, 20452560, 20782440, 21475188, 23009130, 23861320, 26843985, 28633584, 30678840, 32212782, 35791980, 36814608, 41564880, 42950376, 46018260, 47722640, 53687970, 61357680, 64425564, 71583960, 80531955, 85900752, 92036520, 107375940, 128851128, 143167920, 161063910, 184073040, 214751880, 257702256, 322127820, 429503760, 644255640, 1288511280]

約数ペア:

[(1, 1288511280), (2, 644255640), (3, 429503760), (4, 322127820), (5, 257702256), (6, 214751880), (7, 184073040), (8, 161063910), (9, 143167920), (10, 128851128), (12, 107375940), (14, 92036520), (15, 85900752), (16, 80531955), (18, 71583960), (20, 64425564), (21, 61357680), (24, 53687970), (27, 47722640), (28, 46018260), (30, 42950376), (31, 41564880), (35, 36814608), (36, 35791980), (40, 32212782), (42, 30678840), (45, 28633584), (48, 26843985), (54, 23861320), (56, 23009130), (60, 21475188), (62, 20782440), (63, 20452560), (70, 18407304), (72, 17895990), (80, 16106391), (84, 15339420), (90, 14316792), (93, 13854960), (105, 12271536), (108, 11930660), (112, 11504565), (120, 10737594), (124, 10391220), (126, 10226280), (135, 9544528), (140, 9203652), (144, 8947995), (155, 8312976), (168, 7669710), (180, 7158396), (186, 6927480), (189, 6817520), (210, 6135768), (216, 5965330), (217, 5937840), (240, 5368797), (248, 5195610), (252, 5113140), (270, 4772264), (279, 4618320), (280, 4601826), (310, 4156488), (315, 4090512), (336, 3834855), (360, 3579198), (372, 3463740), (378, 3408760), (420, 3067884), (432, 2982665), (434, 2968920), (465, 2770992), (496, 2597805), (504, 2556570), (540, 2386132), (558, 2309160), (560, 2300913), (620, 2078244), (630, 2045256), (651, 1979280), (720, 1789599), (744, 1731870), (756, 1704380), (837, 1539440), (840, 1533942), (868, 1484460), (930, 1385496), (945, 1363504), (1008, 1278285), (1080, 1193066), (1085, 1187568), (1116, 1154580), (1240, 1039122), (1260, 1022628), (1302, 989640), (1395, 923664), (1488, 865935), (1512, 852190), (1674, 769720), (1680, 766971), (1736, 742230), (1860, 692748), (1890, 681752), (1953, 659760), (2160, 596533), (2170, 593784), (2232, 577290), (2480, 519561), (2520, 511314), (2604, 494820), (2749, 468720), (2790, 461832), (3024, 426095), (3255, 395856), (3348, 384860), (3472, 371115), (3720, 346374), (3780, 340876), (3906, 329880), (4185, 307888), (4340, 296892), (4464, 288645), (5040, 255657), (5208, 247410), (5498, 234360), (5580, 230916), (5859, 219920), (6510, 197928), (6696, 192430), (7440, 173187), (7560, 170438), (7812, 164940), (8247, 156240), (8370, 153944), (8680, 148446), (9765, 131952), (10416, 123705), (10996, 117180), (11160, 115458), (11718, 109960), (13020, 98964), (13392, 96215), (13745, 93744), (15120, 85219), (15624, 82470), (16494, 78120), (16740, 76972), (17360, 74223), (19243, 66960), (19530, 65976), (21992, 58590), (22320, 57729), (23436, 54980), (24741, 52080), (26040, 49482), (27490, 46872), (29295, 43984), (31248, 41235), (32988, 39060), (33480, 38486)]