655471440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 400

約数和(自身を含む): 2540837376

約数和(自身を除く): 1885365936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 81, 90, 93, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 162, 180, 186, 195, 208, 216, 234, 240, 248, 251, 260, 270, 279, 310, 312, 324, 351, 360, 372, 390, 403, 405, 432, 465, 468, 496, 502, 520, 540, 558, 585, 620, 624, 648, 702, 720, 744, 753, 780, 806, 810, 837, 930, 936, 1004, 1040, 1053, 1080, 1116, 1170, 1209, 1240, 1255, 1296, 1395, 1404, 1488, 1506, 1560, 1612, 1620, 1674, 1755, 1860, 1872, 2008, 2015, 2106, 2160, 2232, 2259, 2340, 2418, 2480, 2510, 2511, 2790, 2808, 3012, 3120, 3224, 3240, 3263, 3348, 3510, 3627, 3720, 3765, 4016, 4030, 4185, 4212, 4464, 4518, 4680, 4836, 5020, 5022, 5265, 5580, 5616, 6024, 6045, 6448, 6480, 6526, 6696, 6777, 7020, 7254, 7440, 7530, 7781, 8060, 8370, 8424, 9036, 9360, 9672, 9789, 10040, 10044, 10530, 10881, 11160, 11295, 12048, 12090, 12555, 13052, 13392, 13554, 14040, 14508, 15060, 15562, 16120, 16315, 16740, 16848, 18072, 18135, 19344, 19578, 20080, 20088, 20331, 21060, 21762, 22320, 22590, 23343, 24180, 25110, 26104, 27108, 28080, 29016, 29367, 30120, 31124, 32240, 32630, 32643, 33480, 33885, 36144, 36270, 38905, 39156, 40176, 40662, 42120, 43524, 45180, 46686, 48360, 48945, 50220, 52208, 54216, 54405, 58032, 58734, 60240, 62248, 65260, 65286, 66960, 67770, 70029, 72540, 77810, 78312, 81324, 84240, 87048, 88101, 90360, 93372, 96720, 97890, 100440, 101153, 101655, 108432, 108810, 116715, 117468, 124496, 130520, 130572, 135540, 140058, 145080, 146835, 155620, 156624, 162648, 163215, 174096, 176202, 180720, 186744, 195780, 200880, 202306, 203310, 210087, 217620, 233430, 234936, 261040, 261144, 264303, 271080, 280116, 290160, 293670, 303459, 311240, 325296, 326430, 350145, 352404, 373488, 391560, 404612, 406620, 420174, 435240, 440505, 466860, 469872, 505765, 522288, 528606, 542160, 560232, 587340, 606918, 622480, 630261, 652860, 700290, 704808, 783120, 809224, 813240, 840348, 870480, 881010, 910377, 933720, 1011530, 1050435, 1057212, 1120464, 1174680, 1213836, 1260522, 1305720, 1321515, 1400580, 1409616, 1517295, 1618448, 1626480, 1680696, 1762020, 1820754, 1867440, 2023060, 2100870, 2114424, 2349360, 2427672, 2521044, 2611440, 2643030, 2731131, 2801160, 3034590, 3151305, 3361392, 3524040, 3641508, 4046120, 4201740, 4228848, 4551885, 4855344, 5042088, 5286060, 5462262, 5602320, 6069180, 6302610, 7048080, 7283016, 8092240, 8193393, 8403480, 9103770, 10084176, 10572120, 10924524, 12138360, 12605220, 13655655, 14566032, 16386786, 16806960, 18207540, 21144240, 21849048, 24276720, 25210440, 27311310, 32773572, 36415080, 40966965, 43698096, 50420880, 54622620, 65547144, 72830160, 81933930, 109245240, 131094288, 163867860, 218490480, 327735720, 655471440]

約数ペア:

[(1, 655471440), (2, 327735720), (3, 218490480), (4, 163867860), (5, 131094288), (6, 109245240), (8, 81933930), (9, 72830160), (10, 65547144), (12, 54622620), (13, 50420880), (15, 43698096), (16, 40966965), (18, 36415080), (20, 32773572), (24, 27311310), (26, 25210440), (27, 24276720), (30, 21849048), (31, 21144240), (36, 18207540), (39, 16806960), (40, 16386786), (45, 14566032), (48, 13655655), (52, 12605220), (54, 12138360), (60, 10924524), (62, 10572120), (65, 10084176), (72, 9103770), (78, 8403480), (80, 8193393), (81, 8092240), (90, 7283016), (93, 7048080), (104, 6302610), (108, 6069180), (117, 5602320), (120, 5462262), (124, 5286060), (130, 5042088), (135, 4855344), (144, 4551885), (155, 4228848), (156, 4201740), (162, 4046120), (180, 3641508), (186, 3524040), (195, 3361392), (208, 3151305), (216, 3034590), (234, 2801160), (240, 2731131), (248, 2643030), (251, 2611440), (260, 2521044), (270, 2427672), (279, 2349360), (310, 2114424), (312, 2100870), (324, 2023060), (351, 1867440), (360, 1820754), (372, 1762020), (390, 1680696), (403, 1626480), (405, 1618448), (432, 1517295), (465, 1409616), (468, 1400580), (496, 1321515), (502, 1305720), (520, 1260522), (540, 1213836), (558, 1174680), (585, 1120464), (620, 1057212), (624, 1050435), (648, 1011530), (702, 933720), (720, 910377), (744, 881010), (753, 870480), (780, 840348), (806, 813240), (810, 809224), (837, 783120), (930, 704808), (936, 700290), (1004, 652860), (1040, 630261), (1053, 622480), (1080, 606918), (1116, 587340), (1170, 560232), (1209, 542160), (1240, 528606), (1255, 522288), (1296, 505765), (1395, 469872), (1404, 466860), (1488, 440505), (1506, 435240), (1560, 420174), (1612, 406620), (1620, 404612), (1674, 391560), (1755, 373488), (1860, 352404), (1872, 350145), (2008, 326430), (2015, 325296), (2106, 311240), (2160, 303459), (2232, 293670), (2259, 290160), (2340, 280116), (2418, 271080), (2480, 264303), (2510, 261144), (2511, 261040), (2790, 234936), (2808, 233430), (3012, 217620), (3120, 210087), (3224, 203310), (3240, 202306), (3263, 200880), (3348, 195780), (3510, 186744), (3627, 180720), (3720, 176202), (3765, 174096), (4016, 163215), (4030, 162648), (4185, 156624), (4212, 155620), (4464, 146835), (4518, 145080), (4680, 140058), (4836, 135540), (5020, 130572), (5022, 130520), (5265, 124496), (5580, 117468), (5616, 116715), (6024, 108810), (6045, 108432), (6448, 101655), (6480, 101153), (6526, 100440), (6696, 97890), (6777, 96720), (7020, 93372), (7254, 90360), (7440, 88101), (7530, 87048), (7781, 84240), (8060, 81324), (8370, 78312), (8424, 77810), (9036, 72540), (9360, 70029), (9672, 67770), (9789, 66960), (10040, 65286), (10044, 65260), (10530, 62248), (10881, 60240), (11160, 58734), (11295, 58032), (12048, 54405), (12090, 54216), (12555, 52208), (13052, 50220), (13392, 48945), (13554, 48360), (14040, 46686), (14508, 45180), (15060, 43524), (15562, 42120), (16120, 40662), (16315, 40176), (16740, 39156), (16848, 38905), (18072, 36270), (18135, 36144), (19344, 33885), (19578, 33480), (20080, 32643), (20088, 32630), (20331, 32240), (21060, 31124), (21762, 30120), (22320, 29367), (22590, 29016), (23343, 28080), (24180, 27108), (25110, 26104)]