79878240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 288

約数和(自身を含む): 312058656

約数和(自身を除く): 232180416

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, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 251, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 502, 510, 520, 544, 585, 612, 624, 663, 680, 720, 753, 765, 780, 816, 884, 936, 1004, 1020, 1040, 1105, 1170, 1224, 1248, 1255, 1326, 1360, 1440, 1506, 1530, 1560, 1632, 1768, 1872, 1989, 2008, 2040, 2080, 2210, 2259, 2340, 2448, 2510, 2652, 2720, 3012, 3060, 3120, 3263, 3315, 3536, 3744, 3765, 3978, 4016, 4080, 4267, 4420, 4518, 4680, 4896, 5020, 5304, 6024, 6120, 6240, 6526, 6630, 7072, 7530, 7956, 8032, 8160, 8534, 8840, 9036, 9360, 9789, 9945, 10040, 10608, 11295, 12048, 12240, 12801, 13052, 13260, 15060, 15912, 16315, 17068, 17680, 18072, 18720, 19578, 19890, 20080, 21216, 21335, 22590, 24096, 24480, 25602, 26104, 26520, 29367, 30120, 31824, 32630, 34136, 35360, 36144, 38403, 39156, 39780, 40160, 42670, 45180, 48945, 51204, 52208, 53040, 55471, 58734, 60240, 63648, 64005, 65260, 68272, 72288, 76806, 78312, 79560, 85340, 90360, 97890, 102408, 104416, 106080, 110942, 117468, 120480, 128010, 130520, 136544, 146835, 153612, 156624, 159120, 166413, 170680, 180720, 192015, 195780, 204816, 221884, 234936, 256020, 261040, 277355, 293670, 307224, 313248, 318240, 332826, 341360, 361440, 384030, 391560, 409632, 443768, 469872, 499239, 512040, 522080, 554710, 587340, 614448, 665652, 682720, 768060, 783120, 832065, 887536, 939744, 998478, 1024080, 1109420, 1174680, 1228896, 1331304, 1536120, 1566240, 1664130, 1775072, 1996956, 2048160, 2218840, 2349360, 2496195, 2662608, 3072240, 3328260, 3993912, 4437680, 4698720, 4992390, 5325216, 6144480, 6656520, 7987824, 8875360, 9984780, 13313040, 15975648, 19969560, 26626080, 39939120, 79878240]

約数ペア:

[(1, 79878240), (2, 39939120), (3, 26626080), (4, 19969560), (5, 15975648), (6, 13313040), (8, 9984780), (9, 8875360), (10, 7987824), (12, 6656520), (13, 6144480), (15, 5325216), (16, 4992390), (17, 4698720), (18, 4437680), (20, 3993912), (24, 3328260), (26, 3072240), (30, 2662608), (32, 2496195), (34, 2349360), (36, 2218840), (39, 2048160), (40, 1996956), (45, 1775072), (48, 1664130), (51, 1566240), (52, 1536120), (60, 1331304), (65, 1228896), (68, 1174680), (72, 1109420), (78, 1024080), (80, 998478), (85, 939744), (90, 887536), (96, 832065), (102, 783120), (104, 768060), (117, 682720), (120, 665652), (130, 614448), (136, 587340), (144, 554710), (153, 522080), (156, 512040), (160, 499239), (170, 469872), (180, 443768), (195, 409632), (204, 391560), (208, 384030), (221, 361440), (234, 341360), (240, 332826), (251, 318240), (255, 313248), (260, 307224), (272, 293670), (288, 277355), (306, 261040), (312, 256020), (340, 234936), (360, 221884), (390, 204816), (408, 195780), (416, 192015), (442, 180720), (468, 170680), (480, 166413), (502, 159120), (510, 156624), (520, 153612), (544, 146835), (585, 136544), (612, 130520), (624, 128010), (663, 120480), (680, 117468), (720, 110942), (753, 106080), (765, 104416), (780, 102408), (816, 97890), (884, 90360), (936, 85340), (1004, 79560), (1020, 78312), (1040, 76806), (1105, 72288), (1170, 68272), (1224, 65260), (1248, 64005), (1255, 63648), (1326, 60240), (1360, 58734), (1440, 55471), (1506, 53040), (1530, 52208), (1560, 51204), (1632, 48945), (1768, 45180), (1872, 42670), (1989, 40160), (2008, 39780), (2040, 39156), (2080, 38403), (2210, 36144), (2259, 35360), (2340, 34136), (2448, 32630), (2510, 31824), (2652, 30120), (2720, 29367), (3012, 26520), (3060, 26104), (3120, 25602), (3263, 24480), (3315, 24096), (3536, 22590), (3744, 21335), (3765, 21216), (3978, 20080), (4016, 19890), (4080, 19578), (4267, 18720), (4420, 18072), (4518, 17680), (4680, 17068), (4896, 16315), (5020, 15912), (5304, 15060), (6024, 13260), (6120, 13052), (6240, 12801), (6526, 12240), (6630, 12048), (7072, 11295), (7530, 10608), (7956, 10040), (8032, 9945), (8160, 9789), (8534, 9360), (8840, 9036)]