256828505544

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1\times {\mathrm{1297}}^1$

素因数の和:2149

約数の個数: 256

約数和(自身を含む): 777877900800

約数和(自身を除く): 521049395256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 97, 104, 108, 117, 156, 194, 216, 234, 291, 312, 351, 388, 468, 582, 702, 727, 776, 873, 936, 1164, 1261, 1297, 1404, 1454, 1746, 2181, 2328, 2522, 2594, 2619, 2808, 2908, 3492, 3783, 3891, 4362, 5044, 5188, 5238, 5816, 6543, 6984, 7566, 7782, 8724, 9451, 10088, 10376, 10476, 11349, 11673, 13086, 15132, 15564, 16861, 17448, 18902, 19629, 20952, 22698, 23346, 26172, 28353, 30264, 31128, 33722, 34047, 35019, 37804, 39258, 45396, 46692, 50583, 52344, 56706, 67444, 68094, 70038, 70519, 75608, 78516, 85059, 90792, 93384, 101166, 113412, 125809, 134888, 136188, 140076, 141038, 151749, 157032, 170118, 202332, 211557, 226824, 251618, 255177, 272376, 280152, 282076, 303498, 340236, 377427, 404664, 423114, 455247, 503236, 510354, 564152, 606996, 634671, 680472, 754854, 846228, 910494, 916747, 942919, 1006472, 1020708, 1132281, 1213992, 1269342, 1509708, 1635517, 1692456, 1820988, 1833494, 1885838, 1904013, 2041416, 2264562, 2538684, 2750241, 2828757, 3019416, 3271034, 3396843, 3641976, 3666988, 3771676, 3808026, 4529124, 4906551, 5077368, 5500482, 5657514, 6542068, 6793686, 7333976, 7543352, 7616052, 8250723, 8486271, 9058248, 9813102, 11000964, 11315028, 12257947, 13084136, 13587372, 14719653, 15232104, 16501446, 16972542, 19626204, 22001928, 22630056, 24515894, 24752169, 25458813, 27174744, 29439306, 33002892, 33945084, 36773841, 39252408, 44158959, 49031788, 49504338, 50917626, 58878612, 66005784, 67890168, 73547682, 88317918, 91463143, 98063576, 99008676, 101835252, 110321523, 117757224, 147095364, 176635836, 182926286, 198017352, 203670504, 220643046, 274389429, 294190728, 330964569, 353271672, 365852572, 441286092, 548778858, 661929138, 731705144, 823168287, 882572184, 1097557716, 1189020859, 1323858276, 1646336574, 2195115432, 2378041718, 2469504861, 2647716552, 3292673148, 3567062577, 4756083436, 4939009722, 6585346296, 7134125154, 9512166872, 9878019444, 10701187731, 14268250308, 19756038888, 21402375462, 28536500616, 32103563193, 42804750924, 64207126386, 85609501848, 128414252772, 256828505544]

約数ペア:

[(1, 256828505544), (2, 128414252772), (3, 85609501848), (4, 64207126386), (6, 42804750924), (8, 32103563193), (9, 28536500616), (12, 21402375462), (13, 19756038888), (18, 14268250308), (24, 10701187731), (26, 9878019444), (27, 9512166872), (36, 7134125154), (39, 6585346296), (52, 4939009722), (54, 4756083436), (72, 3567062577), (78, 3292673148), (97, 2647716552), (104, 2469504861), (108, 2378041718), (117, 2195115432), (156, 1646336574), (194, 1323858276), (216, 1189020859), (234, 1097557716), (291, 882572184), (312, 823168287), (351, 731705144), (388, 661929138), (468, 548778858), (582, 441286092), (702, 365852572), (727, 353271672), (776, 330964569), (873, 294190728), (936, 274389429), (1164, 220643046), (1261, 203670504), (1297, 198017352), (1404, 182926286), (1454, 176635836), (1746, 147095364), (2181, 117757224), (2328, 110321523), (2522, 101835252), (2594, 99008676), (2619, 98063576), (2808, 91463143), (2908, 88317918), (3492, 73547682), (3783, 67890168), (3891, 66005784), (4362, 58878612), (5044, 50917626), (5188, 49504338), (5238, 49031788), (5816, 44158959), (6543, 39252408), (6984, 36773841), (7566, 33945084), (7782, 33002892), (8724, 29439306), (9451, 27174744), (10088, 25458813), (10376, 24752169), (10476, 24515894), (11349, 22630056), (11673, 22001928), (13086, 19626204), (15132, 16972542), (15564, 16501446), (16861, 15232104), (17448, 14719653), (18902, 13587372), (19629, 13084136), (20952, 12257947), (22698, 11315028), (23346, 11000964), (26172, 9813102), (28353, 9058248), (30264, 8486271), (31128, 8250723), (33722, 7616052), (34047, 7543352), (35019, 7333976), (37804, 6793686), (39258, 6542068), (45396, 5657514), (46692, 5500482), (50583, 5077368), (52344, 4906551), (56706, 4529124), (67444, 3808026), (68094, 3771676), (70038, 3666988), (70519, 3641976), (75608, 3396843), (78516, 3271034), (85059, 3019416), (90792, 2828757), (93384, 2750241), (101166, 2538684), (113412, 2264562), (125809, 2041416), (134888, 1904013), (136188, 1885838), (140076, 1833494), (141038, 1820988), (151749, 1692456), (157032, 1635517), (170118, 1509708), (202332, 1269342), (211557, 1213992), (226824, 1132281), (251618, 1020708), (255177, 1006472), (272376, 942919), (280152, 916747), (282076, 910494), (303498, 846228), (340236, 754854), (377427, 680472), (404664, 634671), (423114, 606996), (455247, 564152), (503236, 510354)]