26657280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 240

約数和(自身を含む): 100540440

約数和(自身を除く): 73883160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 89, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 178, 180, 192, 195, 208, 234, 240, 256, 260, 267, 288, 312, 320, 356, 360, 384, 390, 416, 445, 468, 480, 512, 520, 534, 576, 585, 624, 640, 712, 720, 768, 780, 801, 832, 890, 936, 960, 1040, 1068, 1152, 1157, 1170, 1248, 1280, 1335, 1424, 1440, 1536, 1560, 1602, 1664, 1780, 1872, 1920, 2080, 2136, 2304, 2314, 2340, 2496, 2560, 2670, 2848, 2880, 3120, 3204, 3328, 3471, 3560, 3744, 3840, 4005, 4160, 4272, 4608, 4628, 4680, 4992, 5340, 5696, 5760, 5785, 6240, 6408, 6656, 6942, 7120, 7488, 7680, 8010, 8320, 8544, 9256, 9360, 9984, 10413, 10680, 11392, 11520, 11570, 12480, 12816, 13884, 14240, 14976, 16020, 16640, 17088, 17355, 18512, 18720, 19968, 20826, 21360, 22784, 23040, 23140, 24960, 25632, 27768, 28480, 29952, 32040, 33280, 34176, 34710, 37024, 37440, 41652, 42720, 45568, 46280, 49920, 51264, 52065, 55536, 56960, 59904, 64080, 68352, 69420, 74048, 74880, 83304, 85440, 92560, 99840, 102528, 104130, 111072, 113920, 128160, 136704, 138840, 148096, 149760, 166608, 170880, 185120, 205056, 208260, 222144, 227840, 256320, 277680, 296192, 299520, 333216, 341760, 370240, 410112, 416520, 444288, 512640, 555360, 592384, 666432, 683520, 740480, 833040, 888576, 1025280, 1110720, 1332864, 1480960, 1666080, 1777152, 2050560, 2221440, 2665728, 2961920, 3332160, 4442880, 5331456, 6664320, 8885760, 13328640, 26657280]

約数ペア:

[(1, 26657280), (2, 13328640), (3, 8885760), (4, 6664320), (5, 5331456), (6, 4442880), (8, 3332160), (9, 2961920), (10, 2665728), (12, 2221440), (13, 2050560), (15, 1777152), (16, 1666080), (18, 1480960), (20, 1332864), (24, 1110720), (26, 1025280), (30, 888576), (32, 833040), (36, 740480), (39, 683520), (40, 666432), (45, 592384), (48, 555360), (52, 512640), (60, 444288), (64, 416520), (65, 410112), (72, 370240), (78, 341760), (80, 333216), (89, 299520), (90, 296192), (96, 277680), (104, 256320), (117, 227840), (120, 222144), (128, 208260), (130, 205056), (144, 185120), (156, 170880), (160, 166608), (178, 149760), (180, 148096), (192, 138840), (195, 136704), (208, 128160), (234, 113920), (240, 111072), (256, 104130), (260, 102528), (267, 99840), (288, 92560), (312, 85440), (320, 83304), (356, 74880), (360, 74048), (384, 69420), (390, 68352), (416, 64080), (445, 59904), (468, 56960), (480, 55536), (512, 52065), (520, 51264), (534, 49920), (576, 46280), (585, 45568), (624, 42720), (640, 41652), (712, 37440), (720, 37024), (768, 34710), (780, 34176), (801, 33280), (832, 32040), (890, 29952), (936, 28480), (960, 27768), (1040, 25632), (1068, 24960), (1152, 23140), (1157, 23040), (1170, 22784), (1248, 21360), (1280, 20826), (1335, 19968), (1424, 18720), (1440, 18512), (1536, 17355), (1560, 17088), (1602, 16640), (1664, 16020), (1780, 14976), (1872, 14240), (1920, 13884), (2080, 12816), (2136, 12480), (2304, 11570), (2314, 11520), (2340, 11392), (2496, 10680), (2560, 10413), (2670, 9984), (2848, 9360), (2880, 9256), (3120, 8544), (3204, 8320), (3328, 8010), (3471, 7680), (3560, 7488), (3744, 7120), (3840, 6942), (4005, 6656), (4160, 6408), (4272, 6240), (4608, 5785), (4628, 5760), (4680, 5696), (4992, 5340)]