247618080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 915909120

約数和(自身を除く): 668291040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 43, 45, 48, 54, 60, 62, 72, 80, 86, 90, 93, 96, 108, 120, 124, 129, 135, 144, 155, 160, 172, 180, 186, 215, 216, 240, 248, 258, 270, 279, 288, 310, 344, 360, 372, 387, 430, 432, 465, 480, 496, 516, 540, 558, 620, 645, 688, 720, 744, 774, 837, 860, 864, 930, 992, 1032, 1080, 1116, 1161, 1240, 1290, 1333, 1376, 1395, 1440, 1488, 1548, 1674, 1720, 1849, 1860, 1935, 2064, 2160, 2232, 2322, 2480, 2580, 2666, 2790, 2976, 3096, 3348, 3440, 3698, 3720, 3870, 3999, 4128, 4185, 4320, 4464, 4644, 4960, 5160, 5332, 5547, 5580, 5805, 6192, 6665, 6696, 6880, 7396, 7440, 7740, 7998, 8370, 8928, 9245, 9288, 10320, 10664, 11094, 11160, 11610, 11997, 12384, 13330, 13392, 14792, 14880, 15480, 15996, 16641, 16740, 18490, 18576, 19995, 20640, 21328, 22188, 22320, 23220, 23994, 26660, 26784, 27735, 29584, 30960, 31992, 33282, 33480, 35991, 36980, 37152, 39990, 42656, 44376, 44640, 46440, 47988, 49923, 53320, 55470, 57319, 59168, 59985, 61920, 63984, 66564, 66960, 71982, 73960, 79980, 83205, 88752, 92880, 95976, 99846, 106640, 110940, 114638, 119970, 127968, 133128, 133920, 143964, 147920, 159960, 166410, 171957, 177504, 179955, 185760, 191952, 199692, 213280, 221880, 229276, 239940, 249615, 266256, 286595, 287928, 295840, 319920, 332820, 343914, 359910, 383904, 399384, 443760, 458552, 479880, 499230, 515871, 532512, 573190, 575856, 639840, 665640, 687828, 719820, 798768, 859785, 887520, 917104, 959760, 998460, 1031742, 1146380, 1151712, 1331280, 1375656, 1439640, 1547613, 1597536, 1719570, 1834208, 1919520, 1996920, 2063484, 2292760, 2579355, 2662560, 2751312, 2879280, 3095226, 3439140, 3993840, 4126968, 4585520, 5158710, 5502624, 5758560, 6190452, 6878280, 7738065, 7987680, 8253936, 9171040, 10317420, 12380904, 13756560, 15476130, 16507872, 20634840, 24761808, 27513120, 30952260, 41269680, 49523616, 61904520, 82539360, 123809040, 247618080]

約数ペア:

[(1, 247618080), (2, 123809040), (3, 82539360), (4, 61904520), (5, 49523616), (6, 41269680), (8, 30952260), (9, 27513120), (10, 24761808), (12, 20634840), (15, 16507872), (16, 15476130), (18, 13756560), (20, 12380904), (24, 10317420), (27, 9171040), (30, 8253936), (31, 7987680), (32, 7738065), (36, 6878280), (40, 6190452), (43, 5758560), (45, 5502624), (48, 5158710), (54, 4585520), (60, 4126968), (62, 3993840), (72, 3439140), (80, 3095226), (86, 2879280), (90, 2751312), (93, 2662560), (96, 2579355), (108, 2292760), (120, 2063484), (124, 1996920), (129, 1919520), (135, 1834208), (144, 1719570), (155, 1597536), (160, 1547613), (172, 1439640), (180, 1375656), (186, 1331280), (215, 1151712), (216, 1146380), (240, 1031742), (248, 998460), (258, 959760), (270, 917104), (279, 887520), (288, 859785), (310, 798768), (344, 719820), (360, 687828), (372, 665640), (387, 639840), (430, 575856), (432, 573190), (465, 532512), (480, 515871), (496, 499230), (516, 479880), (540, 458552), (558, 443760), (620, 399384), (645, 383904), (688, 359910), (720, 343914), (744, 332820), (774, 319920), (837, 295840), (860, 287928), (864, 286595), (930, 266256), (992, 249615), (1032, 239940), (1080, 229276), (1116, 221880), (1161, 213280), (1240, 199692), (1290, 191952), (1333, 185760), (1376, 179955), (1395, 177504), (1440, 171957), (1488, 166410), (1548, 159960), (1674, 147920), (1720, 143964), (1849, 133920), (1860, 133128), (1935, 127968), (2064, 119970), (2160, 114638), (2232, 110940), (2322, 106640), (2480, 99846), (2580, 95976), (2666, 92880), (2790, 88752), (2976, 83205), (3096, 79980), (3348, 73960), (3440, 71982), (3698, 66960), (3720, 66564), (3870, 63984), (3999, 61920), (4128, 59985), (4185, 59168), (4320, 57319), (4464, 55470), (4644, 53320), (4960, 49923), (5160, 47988), (5332, 46440), (5547, 44640), (5580, 44376), (5805, 42656), (6192, 39990), (6665, 37152), (6696, 36980), (6880, 35991), (7396, 33480), (7440, 33282), (7740, 31992), (7998, 30960), (8370, 29584), (8928, 27735), (9245, 26784), (9288, 26660), (10320, 23994), (10664, 23220), (11094, 22320), (11160, 22188), (11610, 21328), (11997, 20640), (12384, 19995), (13330, 18576), (13392, 18490), (14792, 16740), (14880, 16641), (15480, 15996)]