256699080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:193

約数の個数: 288

約数和(自身を含む): 941129280

約数和(自身を除く): 684430200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 83, 88, 90, 99, 110, 120, 121, 132, 142, 165, 166, 180, 198, 213, 220, 242, 249, 264, 284, 330, 332, 355, 360, 363, 396, 415, 426, 440, 484, 495, 498, 568, 605, 639, 660, 664, 710, 726, 747, 781, 792, 830, 852, 913, 968, 990, 996, 1065, 1089, 1210, 1245, 1278, 1320, 1420, 1452, 1494, 1562, 1660, 1704, 1815, 1826, 1980, 1992, 2130, 2178, 2343, 2420, 2490, 2556, 2739, 2840, 2904, 2988, 3124, 3195, 3320, 3630, 3652, 3735, 3905, 3960, 4260, 4356, 4565, 4686, 4840, 4980, 5112, 5445, 5478, 5893, 5976, 6248, 6390, 7029, 7260, 7304, 7470, 7810, 8217, 8520, 8591, 8712, 9130, 9372, 9960, 10043, 10890, 10956, 11715, 11786, 12780, 13695, 14058, 14520, 14940, 15620, 16434, 17182, 17679, 18260, 18744, 20086, 21780, 21912, 23430, 23572, 25560, 25773, 27390, 28116, 29465, 29880, 30129, 31240, 32868, 34364, 35145, 35358, 36520, 40172, 41085, 42955, 43560, 46860, 47144, 50215, 51546, 53037, 54780, 56232, 58930, 60258, 64823, 65736, 68728, 70290, 70716, 77319, 80344, 82170, 85910, 88395, 90387, 93720, 100430, 103092, 106074, 109560, 117860, 120516, 128865, 129646, 140580, 141432, 150645, 154638, 164340, 171820, 176790, 180774, 194469, 200860, 206184, 212148, 235720, 241032, 257730, 259292, 265185, 281160, 301290, 309276, 324115, 328680, 343640, 353580, 361548, 386595, 388938, 401720, 424296, 451935, 515460, 518584, 530370, 583407, 602580, 618552, 648230, 707160, 713053, 723096, 773190, 777876, 903870, 972345, 1030920, 1060740, 1166814, 1205160, 1296460, 1426106, 1546380, 1555752, 1807740, 1944690, 2121480, 2139159, 2333628, 2592920, 2852212, 2917035, 3092760, 3565265, 3615480, 3889380, 4278318, 4667256, 5704424, 5834070, 6417477, 7130530, 7778760, 8556636, 10695795, 11668140, 12834954, 14261060, 17113272, 21391590, 23336280, 25669908, 28522120, 32087385, 42783180, 51339816, 64174770, 85566360, 128349540, 256699080]

約数ペア:

[(1, 256699080), (2, 128349540), (3, 85566360), (4, 64174770), (5, 51339816), (6, 42783180), (8, 32087385), (9, 28522120), (10, 25669908), (11, 23336280), (12, 21391590), (15, 17113272), (18, 14261060), (20, 12834954), (22, 11668140), (24, 10695795), (30, 8556636), (33, 7778760), (36, 7130530), (40, 6417477), (44, 5834070), (45, 5704424), (55, 4667256), (60, 4278318), (66, 3889380), (71, 3615480), (72, 3565265), (83, 3092760), (88, 2917035), (90, 2852212), (99, 2592920), (110, 2333628), (120, 2139159), (121, 2121480), (132, 1944690), (142, 1807740), (165, 1555752), (166, 1546380), (180, 1426106), (198, 1296460), (213, 1205160), (220, 1166814), (242, 1060740), (249, 1030920), (264, 972345), (284, 903870), (330, 777876), (332, 773190), (355, 723096), (360, 713053), (363, 707160), (396, 648230), (415, 618552), (426, 602580), (440, 583407), (484, 530370), (495, 518584), (498, 515460), (568, 451935), (605, 424296), (639, 401720), (660, 388938), (664, 386595), (710, 361548), (726, 353580), (747, 343640), (781, 328680), (792, 324115), (830, 309276), (852, 301290), (913, 281160), (968, 265185), (990, 259292), (996, 257730), (1065, 241032), (1089, 235720), (1210, 212148), (1245, 206184), (1278, 200860), (1320, 194469), (1420, 180774), (1452, 176790), (1494, 171820), (1562, 164340), (1660, 154638), (1704, 150645), (1815, 141432), (1826, 140580), (1980, 129646), (1992, 128865), (2130, 120516), (2178, 117860), (2343, 109560), (2420, 106074), (2490, 103092), (2556, 100430), (2739, 93720), (2840, 90387), (2904, 88395), (2988, 85910), (3124, 82170), (3195, 80344), (3320, 77319), (3630, 70716), (3652, 70290), (3735, 68728), (3905, 65736), (3960, 64823), (4260, 60258), (4356, 58930), (4565, 56232), (4686, 54780), (4840, 53037), (4980, 51546), (5112, 50215), (5445, 47144), (5478, 46860), (5893, 43560), (5976, 42955), (6248, 41085), (6390, 40172), (7029, 36520), (7260, 35358), (7304, 35145), (7470, 34364), (7810, 32868), (8217, 31240), (8520, 30129), (8591, 29880), (8712, 29465), (9130, 28116), (9372, 27390), (9960, 25773), (10043, 25560), (10890, 23572), (10956, 23430), (11715, 21912), (11786, 21780), (12780, 20086), (13695, 18744), (14058, 18260), (14520, 17679), (14940, 17182), (15620, 16434)]