26988186680

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{449}}^1$

素因数の和:831

約数の個数: 256

約数和(自身を含む): 76658400000

約数和(自身を除く): 49670213320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 337, 343, 364, 392, 449, 455, 490, 520, 637, 674, 686, 728, 898, 910, 980, 1274, 1348, 1372, 1685, 1715, 1796, 1820, 1960, 2245, 2359, 2548, 2696, 2744, 3143, 3185, 3370, 3430, 3592, 3640, 4381, 4459, 4490, 4718, 5096, 5837, 6286, 6370, 6740, 6860, 8762, 8918, 8980, 9436, 11674, 11795, 12572, 12740, 13480, 13720, 15715, 16513, 17524, 17836, 17960, 18872, 21905, 22001, 22295, 23348, 23590, 25144, 25480, 29185, 30667, 31430, 33026, 35048, 35672, 40859, 43810, 44002, 44590, 46696, 47180, 58370, 61334, 62860, 66052, 81718, 82565, 87620, 88004, 89180, 94360, 110005, 115591, 116740, 122668, 125720, 132104, 151313, 153335, 154007, 163436, 165130, 175240, 176008, 178360, 204295, 214669, 220010, 231182, 233480, 245336, 286013, 302626, 306670, 308014, 326872, 330260, 408590, 429338, 440020, 462364, 572026, 577955, 605252, 613340, 616028, 660520, 756565, 770035, 817180, 858676, 880040, 924728, 1059191, 1073345, 1144052, 1155910, 1210504, 1226680, 1232056, 1430065, 1502683, 1513130, 1540070, 1634360, 1717352, 1967069, 2002091, 2118382, 2146690, 2288104, 2311820, 2860130, 3005366, 3026260, 3080140, 3934138, 4004182, 4236764, 4293380, 4623640, 5295955, 5720260, 6010732, 6052520, 6160280, 7414337, 7513415, 7868276, 8008364, 8473528, 8586760, 9835345, 10010455, 10591910, 11440520, 12021464, 13769483, 14828674, 15026830, 15736552, 16016728, 19670690, 20020910, 21183820, 27538966, 29657348, 30053660, 37071685, 39341380, 40041820, 42367640, 51900359, 55077932, 59314696, 60107320, 68847415, 74143370, 78682760, 80083640, 96386381, 103800718, 110155864, 137694830, 148286740, 192772762, 207601436, 259501795, 275389660, 296573480, 385545524, 415202872, 481931905, 519003590, 550779320, 674704667, 771091048, 963863810, 1038007180, 1349409334, 1927727620, 2076014360, 2698818668, 3373523335, 3855455240, 5397637336, 6747046670, 13494093340, 26988186680]

約数ペア:

[(1, 26988186680), (2, 13494093340), (4, 6747046670), (5, 5397637336), (7, 3855455240), (8, 3373523335), (10, 2698818668), (13, 2076014360), (14, 1927727620), (20, 1349409334), (26, 1038007180), (28, 963863810), (35, 771091048), (40, 674704667), (49, 550779320), (52, 519003590), (56, 481931905), (65, 415202872), (70, 385545524), (91, 296573480), (98, 275389660), (104, 259501795), (130, 207601436), (140, 192772762), (182, 148286740), (196, 137694830), (245, 110155864), (260, 103800718), (280, 96386381), (337, 80083640), (343, 78682760), (364, 74143370), (392, 68847415), (449, 60107320), (455, 59314696), (490, 55077932), (520, 51900359), (637, 42367640), (674, 40041820), (686, 39341380), (728, 37071685), (898, 30053660), (910, 29657348), (980, 27538966), (1274, 21183820), (1348, 20020910), (1372, 19670690), (1685, 16016728), (1715, 15736552), (1796, 15026830), (1820, 14828674), (1960, 13769483), (2245, 12021464), (2359, 11440520), (2548, 10591910), (2696, 10010455), (2744, 9835345), (3143, 8586760), (3185, 8473528), (3370, 8008364), (3430, 7868276), (3592, 7513415), (3640, 7414337), (4381, 6160280), (4459, 6052520), (4490, 6010732), (4718, 5720260), (5096, 5295955), (5837, 4623640), (6286, 4293380), (6370, 4236764), (6740, 4004182), (6860, 3934138), (8762, 3080140), (8918, 3026260), (8980, 3005366), (9436, 2860130), (11674, 2311820), (11795, 2288104), (12572, 2146690), (12740, 2118382), (13480, 2002091), (13720, 1967069), (15715, 1717352), (16513, 1634360), (17524, 1540070), (17836, 1513130), (17960, 1502683), (18872, 1430065), (21905, 1232056), (22001, 1226680), (22295, 1210504), (23348, 1155910), (23590, 1144052), (25144, 1073345), (25480, 1059191), (29185, 924728), (30667, 880040), (31430, 858676), (33026, 817180), (35048, 770035), (35672, 756565), (40859, 660520), (43810, 616028), (44002, 613340), (44590, 605252), (46696, 577955), (47180, 572026), (58370, 462364), (61334, 440020), (62860, 429338), (66052, 408590), (81718, 330260), (82565, 326872), (87620, 308014), (88004, 306670), (89180, 302626), (94360, 286013), (110005, 245336), (115591, 233480), (116740, 231182), (122668, 220010), (125720, 214669), (132104, 204295), (151313, 178360), (153335, 176008), (154007, 175240), (163436, 165130)]