79278240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 268240896

約数和(自身を除く): 188962656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 43, 46, 48, 60, 69, 80, 86, 92, 96, 115, 120, 129, 138, 160, 167, 172, 184, 215, 230, 240, 258, 276, 334, 344, 345, 368, 430, 460, 480, 501, 516, 552, 645, 668, 688, 690, 736, 835, 860, 920, 989, 1002, 1032, 1104, 1290, 1336, 1376, 1380, 1670, 1720, 1840, 1978, 2004, 2064, 2208, 2505, 2580, 2672, 2760, 2967, 3340, 3440, 3680, 3841, 3956, 4008, 4128, 4945, 5010, 5160, 5344, 5520, 5934, 6680, 6880, 7181, 7682, 7912, 8016, 9890, 10020, 10320, 11040, 11523, 11868, 13360, 14362, 14835, 15364, 15824, 16032, 19205, 19780, 20040, 20640, 21543, 23046, 23736, 26720, 28724, 29670, 30728, 31648, 35905, 38410, 39560, 40080, 43086, 46092, 47472, 57448, 57615, 59340, 61456, 71810, 76820, 79120, 80160, 86172, 92184, 94944, 107715, 114896, 115230, 118680, 122912, 143620, 153640, 158240, 165163, 172344, 184368, 215430, 229792, 230460, 237360, 287240, 307280, 330326, 344688, 368736, 430860, 460920, 474720, 495489, 574480, 614560, 660652, 689376, 825815, 861720, 921840, 990978, 1148960, 1321304, 1651630, 1723440, 1843680, 1981956, 2477445, 2642608, 3303260, 3446880, 3963912, 4954890, 5285216, 6606520, 7927824, 9909780, 13213040, 15855648, 19819560, 26426080, 39639120, 79278240]

約数ペア:

[(1, 79278240), (2, 39639120), (3, 26426080), (4, 19819560), (5, 15855648), (6, 13213040), (8, 9909780), (10, 7927824), (12, 6606520), (15, 5285216), (16, 4954890), (20, 3963912), (23, 3446880), (24, 3303260), (30, 2642608), (32, 2477445), (40, 1981956), (43, 1843680), (46, 1723440), (48, 1651630), (60, 1321304), (69, 1148960), (80, 990978), (86, 921840), (92, 861720), (96, 825815), (115, 689376), (120, 660652), (129, 614560), (138, 574480), (160, 495489), (167, 474720), (172, 460920), (184, 430860), (215, 368736), (230, 344688), (240, 330326), (258, 307280), (276, 287240), (334, 237360), (344, 230460), (345, 229792), (368, 215430), (430, 184368), (460, 172344), (480, 165163), (501, 158240), (516, 153640), (552, 143620), (645, 122912), (668, 118680), (688, 115230), (690, 114896), (736, 107715), (835, 94944), (860, 92184), (920, 86172), (989, 80160), (1002, 79120), (1032, 76820), (1104, 71810), (1290, 61456), (1336, 59340), (1376, 57615), (1380, 57448), (1670, 47472), (1720, 46092), (1840, 43086), (1978, 40080), (2004, 39560), (2064, 38410), (2208, 35905), (2505, 31648), (2580, 30728), (2672, 29670), (2760, 28724), (2967, 26720), (3340, 23736), (3440, 23046), (3680, 21543), (3841, 20640), (3956, 20040), (4008, 19780), (4128, 19205), (4945, 16032), (5010, 15824), (5160, 15364), (5344, 14835), (5520, 14362), (5934, 13360), (6680, 11868), (6880, 11523), (7181, 11040), (7682, 10320), (7912, 10020), (8016, 9890)]