318660160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 224

約数和(自身を含む): 966776832

約数和(自身を除く): 648116672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 353, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 706, 728, 806, 832, 868, 910, 992, 1040, 1085, 1120, 1240, 1412, 1456, 1612, 1736, 1765, 1820, 1984, 2015, 2080, 2170, 2240, 2471, 2480, 2821, 2824, 2912, 3224, 3472, 3530, 3640, 4030, 4160, 4340, 4589, 4942, 4960, 5642, 5648, 5824, 6448, 6944, 7060, 7280, 8060, 8680, 9178, 9884, 9920, 10943, 11284, 11296, 12355, 12896, 13888, 14105, 14120, 14560, 16120, 17360, 18356, 19768, 21886, 22568, 22592, 22945, 24710, 25792, 28210, 28240, 29120, 32123, 32240, 34720, 36712, 39536, 43772, 45136, 45890, 49420, 54715, 56420, 56480, 64246, 64480, 69440, 73424, 76601, 79072, 87544, 90272, 91780, 98840, 109430, 112840, 112960, 128492, 128960, 142259, 146848, 153202, 158144, 160615, 175088, 180544, 183560, 197680, 218860, 225680, 256984, 284518, 293696, 306404, 321230, 350176, 367120, 383005, 395360, 437720, 451360, 513968, 569036, 612808, 642460, 700352, 711295, 734240, 766010, 790720, 875440, 902720, 995813, 1027936, 1138072, 1225616, 1284920, 1422590, 1468480, 1532020, 1750880, 1991626, 2055872, 2276144, 2451232, 2569840, 2845180, 3064040, 3501760, 3983252, 4552288, 4902464, 4979065, 5139680, 5690360, 6128080, 7966504, 9104576, 9958130, 10279360, 11380720, 12256160, 15933008, 19916260, 22761440, 24512320, 31866016, 39832520, 45522880, 63732032, 79665040, 159330080, 318660160]

約数ペア:

[(1, 318660160), (2, 159330080), (4, 79665040), (5, 63732032), (7, 45522880), (8, 39832520), (10, 31866016), (13, 24512320), (14, 22761440), (16, 19916260), (20, 15933008), (26, 12256160), (28, 11380720), (31, 10279360), (32, 9958130), (35, 9104576), (40, 7966504), (52, 6128080), (56, 5690360), (62, 5139680), (64, 4979065), (65, 4902464), (70, 4552288), (80, 3983252), (91, 3501760), (104, 3064040), (112, 2845180), (124, 2569840), (130, 2451232), (140, 2276144), (155, 2055872), (160, 1991626), (182, 1750880), (208, 1532020), (217, 1468480), (224, 1422590), (248, 1284920), (260, 1225616), (280, 1138072), (310, 1027936), (320, 995813), (353, 902720), (364, 875440), (403, 790720), (416, 766010), (434, 734240), (448, 711295), (455, 700352), (496, 642460), (520, 612808), (560, 569036), (620, 513968), (706, 451360), (728, 437720), (806, 395360), (832, 383005), (868, 367120), (910, 350176), (992, 321230), (1040, 306404), (1085, 293696), (1120, 284518), (1240, 256984), (1412, 225680), (1456, 218860), (1612, 197680), (1736, 183560), (1765, 180544), (1820, 175088), (1984, 160615), (2015, 158144), (2080, 153202), (2170, 146848), (2240, 142259), (2471, 128960), (2480, 128492), (2821, 112960), (2824, 112840), (2912, 109430), (3224, 98840), (3472, 91780), (3530, 90272), (3640, 87544), (4030, 79072), (4160, 76601), (4340, 73424), (4589, 69440), (4942, 64480), (4960, 64246), (5642, 56480), (5648, 56420), (5824, 54715), (6448, 49420), (6944, 45890), (7060, 45136), (7280, 43772), (8060, 39536), (8680, 36712), (9178, 34720), (9884, 32240), (9920, 32123), (10943, 29120), (11284, 28240), (11296, 28210), (12355, 25792), (12896, 24710), (13888, 22945), (14105, 22592), (14120, 22568), (14560, 21886), (16120, 19768), (17360, 18356)]