12908724640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{4561}}^1$

素因数の和:4628

約数の個数: 216

約数和(自身を含む): 37449576612

約数和(自身を除く): 24540851972

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 361, 380, 392, 490, 532, 560, 608, 665, 722, 760, 784, 931, 980, 1064, 1120, 1330, 1444, 1520, 1568, 1805, 1862, 1960, 2128, 2527, 2660, 2888, 3040, 3610, 3724, 3920, 4256, 4561, 4655, 5054, 5320, 5776, 7220, 7448, 7840, 9122, 9310, 10108, 10640, 11552, 12635, 14440, 14896, 17689, 18244, 18620, 20216, 21280, 22805, 25270, 28880, 29792, 31927, 35378, 36488, 37240, 40432, 45610, 50540, 57760, 63854, 70756, 72976, 74480, 80864, 86659, 88445, 91220, 101080, 127708, 141512, 145952, 148960, 159635, 173318, 176890, 182440, 202160, 223489, 255416, 283024, 319270, 346636, 353780, 364880, 404320, 433295, 446978, 510832, 566048, 606613, 638540, 693272, 707560, 729760, 866590, 893956, 1021664, 1117445, 1213226, 1277080, 1386544, 1415120, 1646521, 1733180, 1787912, 2234890, 2426452, 2554160, 2773088, 2830240, 3033065, 3293042, 3466360, 3575824, 4246291, 4469780, 4852904, 5108320, 6066130, 6586084, 6932720, 7151648, 8232605, 8492582, 8939560, 9705808, 11525647, 12132260, 13172168, 13865440, 16465210, 16985164, 17879120, 19411616, 21231455, 23051294, 24264520, 26344336, 32930420, 33970328, 35758240, 42462910, 46102588, 48529040, 52688672, 57628235, 65860840, 67940656, 80679529, 84925820, 92205176, 97058080, 115256470, 131721680, 135881312, 161359058, 169851640, 184410352, 230512940, 263443360, 322718116, 339703280, 368820704, 403397645, 461025880, 645436232, 679406560, 806795290, 922051760, 1290872464, 1613590580, 1844103520, 2581744928, 3227181160, 6454362320, 12908724640]

約数ペア:

[(1, 12908724640), (2, 6454362320), (4, 3227181160), (5, 2581744928), (7, 1844103520), (8, 1613590580), (10, 1290872464), (14, 922051760), (16, 806795290), (19, 679406560), (20, 645436232), (28, 461025880), (32, 403397645), (35, 368820704), (38, 339703280), (40, 322718116), (49, 263443360), (56, 230512940), (70, 184410352), (76, 169851640), (80, 161359058), (95, 135881312), (98, 131721680), (112, 115256470), (133, 97058080), (140, 92205176), (152, 84925820), (160, 80679529), (190, 67940656), (196, 65860840), (224, 57628235), (245, 52688672), (266, 48529040), (280, 46102588), (304, 42462910), (361, 35758240), (380, 33970328), (392, 32930420), (490, 26344336), (532, 24264520), (560, 23051294), (608, 21231455), (665, 19411616), (722, 17879120), (760, 16985164), (784, 16465210), (931, 13865440), (980, 13172168), (1064, 12132260), (1120, 11525647), (1330, 9705808), (1444, 8939560), (1520, 8492582), (1568, 8232605), (1805, 7151648), (1862, 6932720), (1960, 6586084), (2128, 6066130), (2527, 5108320), (2660, 4852904), (2888, 4469780), (3040, 4246291), (3610, 3575824), (3724, 3466360), (3920, 3293042), (4256, 3033065), (4561, 2830240), (4655, 2773088), (5054, 2554160), (5320, 2426452), (5776, 2234890), (7220, 1787912), (7448, 1733180), (7840, 1646521), (9122, 1415120), (9310, 1386544), (10108, 1277080), (10640, 1213226), (11552, 1117445), (12635, 1021664), (14440, 893956), (14896, 866590), (17689, 729760), (18244, 707560), (18620, 693272), (20216, 638540), (21280, 606613), (22805, 566048), (25270, 510832), (28880, 446978), (29792, 433295), (31927, 404320), (35378, 364880), (36488, 353780), (37240, 346636), (40432, 319270), (45610, 283024), (50540, 255416), (57760, 223489), (63854, 202160), (70756, 182440), (72976, 176890), (74480, 173318), (80864, 159635), (86659, 148960), (88445, 145952), (91220, 141512), (101080, 127708)]