21994552080

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{36497}}^1$

素因数の和:36556

約数の個数: 240

約数和(自身を含む): 79073938944

約数和(自身を除く): 57079386864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 243, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 486, 496, 540, 558, 620, 648, 720, 744, 810, 837, 930, 972, 1080, 1116, 1215, 1240, 1296, 1395, 1488, 1620, 1674, 1860, 1944, 2160, 2232, 2430, 2480, 2511, 2790, 3240, 3348, 3720, 3888, 4185, 4464, 4860, 5022, 5580, 6480, 6696, 7440, 7533, 8370, 9720, 10044, 11160, 12555, 13392, 15066, 16740, 19440, 20088, 22320, 25110, 30132, 33480, 36497, 37665, 40176, 50220, 60264, 66960, 72994, 75330, 100440, 109491, 120528, 145988, 150660, 182485, 200880, 218982, 291976, 301320, 328473, 364970, 437964, 547455, 583952, 602640, 656946, 729940, 875928, 985419, 1094910, 1131407, 1313892, 1459880, 1642365, 1751856, 1970838, 2189820, 2262814, 2627784, 2919760, 2956257, 3284730, 3394221, 3941676, 4379640, 4525628, 4927095, 5255568, 5657035, 5912514, 6569460, 6788442, 7883352, 8759280, 8868771, 9051256, 9854190, 10182663, 11314070, 11825028, 13138920, 13576884, 14781285, 15766704, 16971105, 17737542, 18102512, 19708380, 20365326, 22628140, 23650056, 26277840, 27153768, 29562570, 30547989, 33942210, 35475084, 39416760, 40730652, 44343855, 45256280, 47300112, 50913315, 54307536, 59125140, 61095978, 67884420, 70950168, 78833520, 81461304, 88687710, 90512560, 91643967, 101826630, 118250280, 122191956, 135768840, 141900336, 152739945, 162922608, 177375420, 183287934, 203653260, 236500560, 244383912, 271537680, 274931901, 305479890, 354750840, 366575868, 407306520, 458219835, 488767824, 549863802, 610959780, 709501680, 733151736, 814613040, 916439670, 1099727604, 1221919560, 1374659505, 1466303472, 1832879340, 2199455208, 2443839120, 2749319010, 3665758680, 4398910416, 5498638020, 7331517360, 10997276040, 21994552080]

約数ペア:

[(1, 21994552080), (2, 10997276040), (3, 7331517360), (4, 5498638020), (5, 4398910416), (6, 3665758680), (8, 2749319010), (9, 2443839120), (10, 2199455208), (12, 1832879340), (15, 1466303472), (16, 1374659505), (18, 1221919560), (20, 1099727604), (24, 916439670), (27, 814613040), (30, 733151736), (31, 709501680), (36, 610959780), (40, 549863802), (45, 488767824), (48, 458219835), (54, 407306520), (60, 366575868), (62, 354750840), (72, 305479890), (80, 274931901), (81, 271537680), (90, 244383912), (93, 236500560), (108, 203653260), (120, 183287934), (124, 177375420), (135, 162922608), (144, 152739945), (155, 141900336), (162, 135768840), (180, 122191956), (186, 118250280), (216, 101826630), (240, 91643967), (243, 90512560), (248, 88687710), (270, 81461304), (279, 78833520), (310, 70950168), (324, 67884420), (360, 61095978), (372, 59125140), (405, 54307536), (432, 50913315), (465, 47300112), (486, 45256280), (496, 44343855), (540, 40730652), (558, 39416760), (620, 35475084), (648, 33942210), (720, 30547989), (744, 29562570), (810, 27153768), (837, 26277840), (930, 23650056), (972, 22628140), (1080, 20365326), (1116, 19708380), (1215, 18102512), (1240, 17737542), (1296, 16971105), (1395, 15766704), (1488, 14781285), (1620, 13576884), (1674, 13138920), (1860, 11825028), (1944, 11314070), (2160, 10182663), (2232, 9854190), (2430, 9051256), (2480, 8868771), (2511, 8759280), (2790, 7883352), (3240, 6788442), (3348, 6569460), (3720, 5912514), (3888, 5657035), (4185, 5255568), (4464, 4927095), (4860, 4525628), (5022, 4379640), (5580, 3941676), (6480, 3394221), (6696, 3284730), (7440, 2956257), (7533, 2919760), (8370, 2627784), (9720, 2262814), (10044, 2189820), (11160, 1970838), (12555, 1751856), (13392, 1642365), (15066, 1459880), (16740, 1313892), (19440, 1131407), (20088, 1094910), (22320, 985419), (25110, 875928), (30132, 729940), (33480, 656946), (36497, 602640), (37665, 583952), (40176, 547455), (50220, 437964), (60264, 364970), (66960, 328473), (72994, 301320), (75330, 291976), (100440, 218982), (109491, 200880), (120528, 182485), (145988, 150660)]