178292160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2051

約数の個数: 168

約数和(自身を含む): 633350016

約数和(自身を除く): 455057856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 1997, 2232, 2480, 2790, 2880, 2976, 3720, 3994, 4464, 4960, 5580, 5952, 5991, 7440, 7988, 8928, 9920, 9985, 11160, 11982, 14880, 15976, 17856, 17973, 19970, 22320, 23964, 29760, 29955, 31952, 35946, 39940, 44640, 47928, 59910, 61907, 63904, 71892, 79880, 89280, 89865, 95856, 119820, 123814, 127808, 143784, 159760, 179730, 185721, 191712, 239640, 247628, 287568, 309535, 319520, 359460, 371442, 383424, 479280, 495256, 557163, 575136, 619070, 639040, 718920, 742884, 928605, 958560, 990512, 1114326, 1150272, 1238140, 1437840, 1485768, 1857210, 1917120, 1981024, 2228652, 2476280, 2785815, 2875680, 2971536, 3714420, 3962048, 4457304, 4952560, 5571630, 5751360, 5943072, 7428840, 8914608, 9905120, 11143260, 11886144, 14857680, 17829216, 19810240, 22286520, 29715360, 35658432, 44573040, 59430720, 89146080, 178292160]

約数ペア:

[(1, 178292160), (2, 89146080), (3, 59430720), (4, 44573040), (5, 35658432), (6, 29715360), (8, 22286520), (9, 19810240), (10, 17829216), (12, 14857680), (15, 11886144), (16, 11143260), (18, 9905120), (20, 8914608), (24, 7428840), (30, 5943072), (31, 5751360), (32, 5571630), (36, 4952560), (40, 4457304), (45, 3962048), (48, 3714420), (60, 2971536), (62, 2875680), (64, 2785815), (72, 2476280), (80, 2228652), (90, 1981024), (93, 1917120), (96, 1857210), (120, 1485768), (124, 1437840), (144, 1238140), (155, 1150272), (160, 1114326), (180, 990512), (186, 958560), (192, 928605), (240, 742884), (248, 718920), (279, 639040), (288, 619070), (310, 575136), (320, 557163), (360, 495256), (372, 479280), (465, 383424), (480, 371442), (496, 359460), (558, 319520), (576, 309535), (620, 287568), (720, 247628), (744, 239640), (930, 191712), (960, 185721), (992, 179730), (1116, 159760), (1240, 143784), (1395, 127808), (1440, 123814), (1488, 119820), (1860, 95856), (1984, 89865), (1997, 89280), (2232, 79880), (2480, 71892), (2790, 63904), (2880, 61907), (2976, 59910), (3720, 47928), (3994, 44640), (4464, 39940), (4960, 35946), (5580, 31952), (5952, 29955), (5991, 29760), (7440, 23964), (7988, 22320), (8928, 19970), (9920, 17973), (9985, 17856), (11160, 15976), (11982, 14880)]