128843520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 463579200

約数和(自身を除く): 334735680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 64, 65, 78, 80, 87, 89, 96, 104, 116, 120, 128, 130, 145, 156, 160, 174, 178, 192, 195, 208, 232, 240, 256, 260, 267, 290, 312, 320, 348, 356, 377, 384, 390, 416, 435, 445, 464, 480, 520, 534, 580, 624, 640, 696, 712, 754, 768, 780, 832, 870, 890, 928, 960, 1040, 1068, 1131, 1157, 1160, 1248, 1280, 1335, 1392, 1424, 1508, 1560, 1664, 1740, 1780, 1856, 1885, 1920, 2080, 2136, 2262, 2314, 2320, 2496, 2581, 2670, 2784, 2848, 3016, 3120, 3328, 3471, 3480, 3560, 3712, 3770, 3840, 4160, 4272, 4524, 4628, 4640, 4992, 5162, 5340, 5568, 5655, 5696, 5785, 6032, 6240, 6942, 6960, 7120, 7424, 7540, 7743, 8320, 8544, 9048, 9256, 9280, 9984, 10324, 10680, 11136, 11310, 11392, 11570, 12064, 12480, 12905, 13884, 13920, 14240, 15080, 15486, 16640, 17088, 17355, 18096, 18512, 18560, 20648, 21360, 22272, 22620, 22784, 23140, 24128, 24960, 25810, 27768, 27840, 28480, 30160, 30972, 33553, 34176, 34710, 36192, 37024, 37120, 38715, 41296, 42720, 45240, 46280, 48256, 49920, 51620, 55536, 55680, 56960, 60320, 61944, 67106, 68352, 69420, 72384, 74048, 77430, 82592, 85440, 90480, 92560, 96512, 100659, 103240, 111072, 111360, 113920, 120640, 123888, 134212, 138840, 144768, 148096, 154860, 165184, 167765, 170880, 180960, 185120, 201318, 206480, 222144, 241280, 247776, 268424, 277680, 289536, 296192, 309720, 330368, 335530, 341760, 361920, 370240, 402636, 412960, 444288, 482560, 495552, 503295, 536848, 555360, 619440, 660736, 671060, 723840, 740480, 805272, 825920, 888576, 991104, 1006590, 1073696, 1110720, 1238880, 1342120, 1447680, 1480960, 1610544, 1651840, 1982208, 2013180, 2147392, 2221440, 2477760, 2684240, 3221088, 3303680, 4026360, 4294784, 4442880, 4955520, 5368480, 6442176, 8052720, 8589568, 9911040, 10736960, 12884352, 16105440, 21473920, 25768704, 32210880, 42947840, 64421760, 128843520]

約数ペア:

[(1, 128843520), (2, 64421760), (3, 42947840), (4, 32210880), (5, 25768704), (6, 21473920), (8, 16105440), (10, 12884352), (12, 10736960), (13, 9911040), (15, 8589568), (16, 8052720), (20, 6442176), (24, 5368480), (26, 4955520), (29, 4442880), (30, 4294784), (32, 4026360), (39, 3303680), (40, 3221088), (48, 2684240), (52, 2477760), (58, 2221440), (60, 2147392), (64, 2013180), (65, 1982208), (78, 1651840), (80, 1610544), (87, 1480960), (89, 1447680), (96, 1342120), (104, 1238880), (116, 1110720), (120, 1073696), (128, 1006590), (130, 991104), (145, 888576), (156, 825920), (160, 805272), (174, 740480), (178, 723840), (192, 671060), (195, 660736), (208, 619440), (232, 555360), (240, 536848), (256, 503295), (260, 495552), (267, 482560), (290, 444288), (312, 412960), (320, 402636), (348, 370240), (356, 361920), (377, 341760), (384, 335530), (390, 330368), (416, 309720), (435, 296192), (445, 289536), (464, 277680), (480, 268424), (520, 247776), (534, 241280), (580, 222144), (624, 206480), (640, 201318), (696, 185120), (712, 180960), (754, 170880), (768, 167765), (780, 165184), (832, 154860), (870, 148096), (890, 144768), (928, 138840), (960, 134212), (1040, 123888), (1068, 120640), (1131, 113920), (1157, 111360), (1160, 111072), (1248, 103240), (1280, 100659), (1335, 96512), (1392, 92560), (1424, 90480), (1508, 85440), (1560, 82592), (1664, 77430), (1740, 74048), (1780, 72384), (1856, 69420), (1885, 68352), (1920, 67106), (2080, 61944), (2136, 60320), (2262, 56960), (2314, 55680), (2320, 55536), (2496, 51620), (2581, 49920), (2670, 48256), (2784, 46280), (2848, 45240), (3016, 42720), (3120, 41296), (3328, 38715), (3471, 37120), (3480, 37024), (3560, 36192), (3712, 34710), (3770, 34176), (3840, 33553), (4160, 30972), (4272, 30160), (4524, 28480), (4628, 27840), (4640, 27768), (4992, 25810), (5162, 24960), (5340, 24128), (5568, 23140), (5655, 22784), (5696, 22620), (5785, 22272), (6032, 21360), (6240, 20648), (6942, 18560), (6960, 18512), (7120, 18096), (7424, 17355), (7540, 17088), (7743, 16640), (8320, 15486), (8544, 15080), (9048, 14240), (9256, 13920), (9280, 13884), (9984, 12905), (10324, 12480), (10680, 12064), (11136, 11570), (11310, 11392)]