251238240

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 384

約数和(自身を含む): 1018967040

約数和(自身を除く): 767728800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 66, 68, 72, 80, 85, 88, 90, 96, 99, 102, 108, 110, 120, 132, 135, 136, 144, 153, 160, 165, 170, 176, 180, 187, 198, 204, 216, 220, 240, 255, 264, 270, 272, 288, 297, 306, 311, 330, 340, 352, 360, 374, 396, 408, 432, 440, 459, 480, 495, 510, 528, 540, 544, 561, 594, 612, 622, 660, 680, 720, 748, 765, 792, 816, 864, 880, 918, 933, 935, 990, 1020, 1056, 1080, 1122, 1188, 1224, 1244, 1320, 1360, 1440, 1485, 1496, 1530, 1555, 1584, 1632, 1683, 1760, 1836, 1866, 1870, 1980, 2040, 2160, 2244, 2295, 2376, 2448, 2488, 2640, 2720, 2799, 2805, 2970, 2992, 3060, 3110, 3168, 3366, 3421, 3672, 3732, 3740, 3960, 4080, 4320, 4488, 4590, 4665, 4752, 4896, 4976, 5049, 5280, 5287, 5598, 5610, 5940, 5984, 6120, 6220, 6732, 6842, 7344, 7464, 7480, 7920, 8160, 8397, 8415, 8976, 9180, 9330, 9504, 9952, 10098, 10263, 10574, 11196, 11220, 11880, 12240, 12440, 13464, 13684, 13995, 14688, 14928, 14960, 15840, 15861, 16794, 16830, 17105, 17952, 18360, 18660, 20196, 20526, 21148, 22392, 22440, 23760, 24480, 24880, 25245, 26435, 26928, 27368, 27990, 29856, 29920, 30789, 31722, 33588, 33660, 34210, 36720, 37320, 40392, 41052, 41985, 42296, 44784, 44880, 47520, 47583, 49760, 50490, 51315, 52870, 53856, 54736, 55980, 58157, 61578, 63444, 67176, 67320, 68420, 73440, 74640, 79305, 80784, 82104, 83970, 84592, 89568, 89760, 92367, 95166, 100980, 102630, 105740, 109472, 111960, 116314, 123156, 126888, 134352, 134640, 136840, 142749, 149280, 153945, 158610, 161568, 164208, 167940, 169184, 174471, 184734, 190332, 201960, 205260, 211480, 223920, 232628, 237915, 246312, 253776, 268704, 269280, 273680, 285498, 290785, 307890, 317220, 328416, 335880, 348942, 369468, 380664, 403920, 410520, 422960, 447840, 461835, 465256, 475830, 492624, 507552, 523413, 547360, 570996, 581570, 615780, 634440, 671760, 697884, 713745, 738936, 761328, 807840, 821040, 845920, 872355, 923670, 930512, 951660, 985248, 1046826, 1141992, 1163140, 1231560, 1268880, 1343520, 1395768, 1427490, 1477872, 1522656, 1570239, 1642080, 1744710, 1847340, 1861024, 1903320, 2093652, 2283984, 2326280, 2463120, 2537760, 2617065, 2791536, 2854980, 2955744, 3140478, 3489420, 3694680, 3806640, 4187304, 4567968, 4652560, 4926240, 5234130, 5583072, 5709960, 6280956, 6978840, 7389360, 7613280, 7851195, 8374608, 9305120, 10468260, 11419920, 12561912, 13957680, 14778720, 15702390, 16749216, 20936520, 22839840, 25123824, 27915360, 31404780, 41873040, 50247648, 62809560, 83746080, 125619120, 251238240]

約数ペア:

[(1, 251238240), (2, 125619120), (3, 83746080), (4, 62809560), (5, 50247648), (6, 41873040), (8, 31404780), (9, 27915360), (10, 25123824), (11, 22839840), (12, 20936520), (15, 16749216), (16, 15702390), (17, 14778720), (18, 13957680), (20, 12561912), (22, 11419920), (24, 10468260), (27, 9305120), (30, 8374608), (32, 7851195), (33, 7613280), (34, 7389360), (36, 6978840), (40, 6280956), (44, 5709960), (45, 5583072), (48, 5234130), (51, 4926240), (54, 4652560), (55, 4567968), (60, 4187304), (66, 3806640), (68, 3694680), (72, 3489420), (80, 3140478), (85, 2955744), (88, 2854980), (90, 2791536), (96, 2617065), (99, 2537760), (102, 2463120), (108, 2326280), (110, 2283984), (120, 2093652), (132, 1903320), (135, 1861024), (136, 1847340), (144, 1744710), (153, 1642080), (160, 1570239), (165, 1522656), (170, 1477872), (176, 1427490), (180, 1395768), (187, 1343520), (198, 1268880), (204, 1231560), (216, 1163140), (220, 1141992), (240, 1046826), (255, 985248), (264, 951660), (270, 930512), (272, 923670), (288, 872355), (297, 845920), (306, 821040), (311, 807840), (330, 761328), (340, 738936), (352, 713745), (360, 697884), (374, 671760), (396, 634440), (408, 615780), (432, 581570), (440, 570996), (459, 547360), (480, 523413), (495, 507552), (510, 492624), (528, 475830), (540, 465256), (544, 461835), (561, 447840), (594, 422960), (612, 410520), (622, 403920), (660, 380664), (680, 369468), (720, 348942), (748, 335880), (765, 328416), (792, 317220), (816, 307890), (864, 290785), (880, 285498), (918, 273680), (933, 269280), (935, 268704), (990, 253776), (1020, 246312), (1056, 237915), (1080, 232628), (1122, 223920), (1188, 211480), (1224, 205260), (1244, 201960), (1320, 190332), (1360, 184734), (1440, 174471), (1485, 169184), (1496, 167940), (1530, 164208), (1555, 161568), (1584, 158610), (1632, 153945), (1683, 149280), (1760, 142749), (1836, 136840), (1866, 134640), (1870, 134352), (1980, 126888), (2040, 123156), (2160, 116314), (2244, 111960), (2295, 109472), (2376, 105740), (2448, 102630), (2488, 100980), (2640, 95166), (2720, 92367), (2799, 89760), (2805, 89568), (2970, 84592), (2992, 83970), (3060, 82104), (3110, 80784), (3168, 79305), (3366, 74640), (3421, 73440), (3672, 68420), (3732, 67320), (3740, 67176), (3960, 63444), (4080, 61578), (4320, 58157), (4488, 55980), (4590, 54736), (4665, 53856), (4752, 52870), (4896, 51315), (4976, 50490), (5049, 49760), (5280, 47583), (5287, 47520), (5598, 44880), (5610, 44784), (5940, 42296), (5984, 41985), (6120, 41052), (6220, 40392), (6732, 37320), (6842, 36720), (7344, 34210), (7464, 33660), (7480, 33588), (7920, 31722), (8160, 30789), (8397, 29920), (8415, 29856), (8976, 27990), (9180, 27368), (9330, 26928), (9504, 26435), (9952, 25245), (10098, 24880), (10263, 24480), (10574, 23760), (11196, 22440), (11220, 22392), (11880, 21148), (12240, 20526), (12440, 20196), (13464, 18660), (13684, 18360), (13995, 17952), (14688, 17105), (14928, 16830), (14960, 16794), (15840, 15861)]