31856640

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 109680480

約数和(自身を除く): 77823840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 64, 68, 80, 85, 96, 102, 120, 122, 128, 136, 160, 170, 183, 192, 204, 240, 244, 255, 256, 272, 305, 320, 340, 366, 384, 408, 480, 488, 510, 512, 544, 610, 640, 680, 732, 768, 816, 915, 960, 976, 1020, 1024, 1037, 1088, 1220, 1280, 1360, 1464, 1536, 1632, 1830, 1920, 1952, 2040, 2048, 2074, 2176, 2440, 2560, 2720, 2928, 3072, 3111, 3264, 3660, 3840, 3904, 4080, 4148, 4352, 4880, 5120, 5185, 5440, 5856, 6144, 6222, 6528, 7320, 7680, 7808, 8160, 8296, 8704, 9760, 10240, 10370, 10880, 11712, 12444, 13056, 14640, 15360, 15555, 15616, 16320, 16592, 17408, 19520, 20740, 21760, 23424, 24888, 26112, 29280, 30720, 31110, 31232, 32640, 33184, 34816, 39040, 41480, 43520, 46848, 49776, 52224, 58560, 62220, 62464, 65280, 66368, 78080, 82960, 87040, 93696, 99552, 104448, 117120, 124440, 124928, 130560, 132736, 156160, 165920, 174080, 187392, 199104, 234240, 248880, 261120, 265472, 312320, 331840, 374784, 398208, 468480, 497760, 522240, 530944, 624640, 663680, 796416, 936960, 995520, 1061888, 1327360, 1592832, 1873920, 1991040, 2123776, 2654720, 3185664, 3982080, 5309440, 6371328, 7964160, 10618880, 15928320, 31856640]

約数ペア:

[(1, 31856640), (2, 15928320), (3, 10618880), (4, 7964160), (5, 6371328), (6, 5309440), (8, 3982080), (10, 3185664), (12, 2654720), (15, 2123776), (16, 1991040), (17, 1873920), (20, 1592832), (24, 1327360), (30, 1061888), (32, 995520), (34, 936960), (40, 796416), (48, 663680), (51, 624640), (60, 530944), (61, 522240), (64, 497760), (68, 468480), (80, 398208), (85, 374784), (96, 331840), (102, 312320), (120, 265472), (122, 261120), (128, 248880), (136, 234240), (160, 199104), (170, 187392), (183, 174080), (192, 165920), (204, 156160), (240, 132736), (244, 130560), (255, 124928), (256, 124440), (272, 117120), (305, 104448), (320, 99552), (340, 93696), (366, 87040), (384, 82960), (408, 78080), (480, 66368), (488, 65280), (510, 62464), (512, 62220), (544, 58560), (610, 52224), (640, 49776), (680, 46848), (732, 43520), (768, 41480), (816, 39040), (915, 34816), (960, 33184), (976, 32640), (1020, 31232), (1024, 31110), (1037, 30720), (1088, 29280), (1220, 26112), (1280, 24888), (1360, 23424), (1464, 21760), (1536, 20740), (1632, 19520), (1830, 17408), (1920, 16592), (1952, 16320), (2040, 15616), (2048, 15555), (2074, 15360), (2176, 14640), (2440, 13056), (2560, 12444), (2720, 11712), (2928, 10880), (3072, 10370), (3111, 10240), (3264, 9760), (3660, 8704), (3840, 8296), (3904, 8160), (4080, 7808), (4148, 7680), (4352, 7320), (4880, 6528), (5120, 6222), (5185, 6144), (5440, 5856)]