2545920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:57

約数の個数: 216

約数和(自身を含む): 10044216

約数和(自身を除く): 7498296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 128, 130, 136, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 221, 234, 240, 255, 256, 260, 272, 288, 306, 312, 320, 340, 360, 384, 390, 408, 416, 442, 468, 480, 510, 520, 544, 576, 585, 612, 624, 640, 663, 680, 720, 765, 768, 780, 816, 832, 884, 936, 960, 1020, 1040, 1088, 1105, 1152, 1170, 1224, 1248, 1280, 1326, 1360, 1440, 1530, 1560, 1632, 1664, 1768, 1872, 1920, 1989, 2040, 2080, 2176, 2210, 2304, 2340, 2448, 2496, 2652, 2720, 2880, 3060, 3120, 3264, 3315, 3328, 3536, 3744, 3840, 3978, 4080, 4160, 4352, 4420, 4680, 4896, 4992, 5304, 5440, 5760, 6120, 6240, 6528, 6630, 7072, 7488, 7956, 8160, 8320, 8840, 9360, 9792, 9945, 9984, 10608, 10880, 11520, 12240, 12480, 13056, 13260, 14144, 14976, 15912, 16320, 16640, 17680, 18720, 19584, 19890, 21216, 21760, 24480, 24960, 26520, 28288, 29952, 31824, 32640, 35360, 37440, 39168, 39780, 42432, 48960, 49920, 53040, 56576, 63648, 65280, 70720, 74880, 79560, 84864, 97920, 106080, 127296, 141440, 149760, 159120, 169728, 195840, 212160, 254592, 282880, 318240, 424320, 509184, 636480, 848640, 1272960, 2545920]

約数ペア:

[(1, 2545920), (2, 1272960), (3, 848640), (4, 636480), (5, 509184), (6, 424320), (8, 318240), (9, 282880), (10, 254592), (12, 212160), (13, 195840), (15, 169728), (16, 159120), (17, 149760), (18, 141440), (20, 127296), (24, 106080), (26, 97920), (30, 84864), (32, 79560), (34, 74880), (36, 70720), (39, 65280), (40, 63648), (45, 56576), (48, 53040), (51, 49920), (52, 48960), (60, 42432), (64, 39780), (65, 39168), (68, 37440), (72, 35360), (78, 32640), (80, 31824), (85, 29952), (90, 28288), (96, 26520), (102, 24960), (104, 24480), (117, 21760), (120, 21216), (128, 19890), (130, 19584), (136, 18720), (144, 17680), (153, 16640), (156, 16320), (160, 15912), (170, 14976), (180, 14144), (192, 13260), (195, 13056), (204, 12480), (208, 12240), (221, 11520), (234, 10880), (240, 10608), (255, 9984), (256, 9945), (260, 9792), (272, 9360), (288, 8840), (306, 8320), (312, 8160), (320, 7956), (340, 7488), (360, 7072), (384, 6630), (390, 6528), (408, 6240), (416, 6120), (442, 5760), (468, 5440), (480, 5304), (510, 4992), (520, 4896), (544, 4680), (576, 4420), (585, 4352), (612, 4160), (624, 4080), (640, 3978), (663, 3840), (680, 3744), (720, 3536), (765, 3328), (768, 3315), (780, 3264), (816, 3120), (832, 3060), (884, 2880), (936, 2720), (960, 2652), (1020, 2496), (1040, 2448), (1088, 2340), (1105, 2304), (1152, 2210), (1170, 2176), (1224, 2080), (1248, 2040), (1280, 1989), (1326, 1920), (1360, 1872), (1440, 1768), (1530, 1664), (1560, 1632)]