255757920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:909

約数の個数: 192

約数和(自身を含む): 894862080

約数和(自身を除く): 639104160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 96, 110, 118, 120, 132, 160, 165, 176, 177, 220, 236, 240, 264, 295, 330, 352, 354, 440, 472, 480, 528, 590, 649, 660, 708, 821, 880, 885, 944, 1056, 1180, 1298, 1320, 1416, 1642, 1760, 1770, 1888, 1947, 2360, 2463, 2596, 2640, 2832, 3245, 3284, 3540, 3894, 4105, 4720, 4926, 5192, 5280, 5664, 6490, 6568, 7080, 7788, 8210, 9031, 9440, 9735, 9852, 10384, 12315, 12980, 13136, 14160, 15576, 16420, 18062, 19470, 19704, 20768, 24630, 25960, 26272, 27093, 28320, 31152, 32840, 36124, 38940, 39408, 45155, 48439, 49260, 51920, 54186, 62304, 65680, 72248, 77880, 78816, 90310, 96878, 98520, 103840, 108372, 131360, 135465, 144496, 145317, 155760, 180620, 193756, 197040, 216744, 242195, 270930, 288992, 290634, 311520, 361240, 387512, 394080, 433488, 484390, 532829, 541860, 581268, 722480, 726585, 775024, 866976, 968780, 1065658, 1083720, 1162536, 1444960, 1453170, 1550048, 1598487, 1937560, 2131316, 2167440, 2325072, 2664145, 2906340, 3196974, 3875120, 4262632, 4334880, 4650144, 5328290, 5812680, 6393948, 7750240, 7992435, 8525264, 10656580, 11625360, 12787896, 15984870, 17050528, 21313160, 23250720, 25575792, 31969740, 42626320, 51151584, 63939480, 85252640, 127878960, 255757920]

約数ペア:

[(1, 255757920), (2, 127878960), (3, 85252640), (4, 63939480), (5, 51151584), (6, 42626320), (8, 31969740), (10, 25575792), (11, 23250720), (12, 21313160), (15, 17050528), (16, 15984870), (20, 12787896), (22, 11625360), (24, 10656580), (30, 8525264), (32, 7992435), (33, 7750240), (40, 6393948), (44, 5812680), (48, 5328290), (55, 4650144), (59, 4334880), (60, 4262632), (66, 3875120), (80, 3196974), (88, 2906340), (96, 2664145), (110, 2325072), (118, 2167440), (120, 2131316), (132, 1937560), (160, 1598487), (165, 1550048), (176, 1453170), (177, 1444960), (220, 1162536), (236, 1083720), (240, 1065658), (264, 968780), (295, 866976), (330, 775024), (352, 726585), (354, 722480), (440, 581268), (472, 541860), (480, 532829), (528, 484390), (590, 433488), (649, 394080), (660, 387512), (708, 361240), (821, 311520), (880, 290634), (885, 288992), (944, 270930), (1056, 242195), (1180, 216744), (1298, 197040), (1320, 193756), (1416, 180620), (1642, 155760), (1760, 145317), (1770, 144496), (1888, 135465), (1947, 131360), (2360, 108372), (2463, 103840), (2596, 98520), (2640, 96878), (2832, 90310), (3245, 78816), (3284, 77880), (3540, 72248), (3894, 65680), (4105, 62304), (4720, 54186), (4926, 51920), (5192, 49260), (5280, 48439), (5664, 45155), (6490, 39408), (6568, 38940), (7080, 36124), (7788, 32840), (8210, 31152), (9031, 28320), (9440, 27093), (9735, 26272), (9852, 25960), (10384, 24630), (12315, 20768), (12980, 19704), (13136, 19470), (14160, 18062), (15576, 16420)]