78368640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^4\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 320

約数和(自身を含む): 308558160

約数和(自身を除く): 230189520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 49, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 98, 102, 105, 112, 119, 120, 128, 136, 140, 147, 160, 168, 170, 192, 196, 204, 210, 224, 238, 240, 245, 255, 272, 280, 294, 320, 336, 340, 343, 357, 384, 392, 408, 420, 448, 476, 480, 490, 510, 544, 560, 588, 595, 640, 672, 680, 686, 714, 735, 784, 816, 833, 840, 896, 952, 960, 980, 1020, 1029, 1088, 1120, 1176, 1190, 1344, 1360, 1372, 1428, 1470, 1568, 1632, 1666, 1680, 1715, 1785, 1904, 1920, 1960, 2040, 2058, 2176, 2240, 2352, 2380, 2401, 2499, 2688, 2720, 2744, 2856, 2940, 3136, 3264, 3332, 3360, 3430, 3570, 3808, 3920, 4080, 4116, 4165, 4480, 4704, 4760, 4802, 4998, 5145, 5440, 5488, 5712, 5831, 5880, 6272, 6528, 6664, 6720, 6860, 7140, 7203, 7616, 7840, 8160, 8232, 8330, 9408, 9520, 9604, 9996, 10290, 10880, 10976, 11424, 11662, 11760, 12005, 12495, 13328, 13440, 13720, 14280, 14406, 15232, 15680, 16320, 16464, 16660, 17493, 18816, 19040, 19208, 19992, 20580, 21952, 22848, 23324, 23520, 24010, 24990, 26656, 27440, 28560, 28812, 29155, 31360, 32640, 32928, 33320, 34986, 36015, 38080, 38416, 39984, 40817, 41160, 43904, 45696, 46648, 47040, 48020, 49980, 53312, 54880, 57120, 57624, 58310, 65856, 66640, 69972, 72030, 76160, 76832, 79968, 81634, 82320, 87465, 93296, 94080, 96040, 99960, 106624, 109760, 114240, 115248, 116620, 122451, 131712, 133280, 139944, 144060, 153664, 159936, 163268, 164640, 174930, 186592, 192080, 199920, 204085, 219520, 228480, 230496, 233240, 244902, 266560, 279888, 288120, 307328, 319872, 326536, 329280, 349860, 373184, 384160, 399840, 408170, 460992, 466480, 489804, 533120, 559776, 576240, 612255, 653072, 658560, 699720, 746368, 768320, 799680, 816340, 921984, 932960, 979608, 1119552, 1152480, 1224510, 1306144, 1399440, 1536640, 1599360, 1632680, 1865920, 1959216, 2239104, 2304960, 2449020, 2612288, 2798880, 3265360, 3731840, 3918432, 4609920, 4898040, 5224576, 5597760, 6530720, 7836864, 9796080, 11195520, 13061440, 15673728, 19592160, 26122880, 39184320, 78368640]

約数ペア:

[(1, 78368640), (2, 39184320), (3, 26122880), (4, 19592160), (5, 15673728), (6, 13061440), (7, 11195520), (8, 9796080), (10, 7836864), (12, 6530720), (14, 5597760), (15, 5224576), (16, 4898040), (17, 4609920), (20, 3918432), (21, 3731840), (24, 3265360), (28, 2798880), (30, 2612288), (32, 2449020), (34, 2304960), (35, 2239104), (40, 1959216), (42, 1865920), (48, 1632680), (49, 1599360), (51, 1536640), (56, 1399440), (60, 1306144), (64, 1224510), (68, 1152480), (70, 1119552), (80, 979608), (84, 932960), (85, 921984), (96, 816340), (98, 799680), (102, 768320), (105, 746368), (112, 699720), (119, 658560), (120, 653072), (128, 612255), (136, 576240), (140, 559776), (147, 533120), (160, 489804), (168, 466480), (170, 460992), (192, 408170), (196, 399840), (204, 384160), (210, 373184), (224, 349860), (238, 329280), (240, 326536), (245, 319872), (255, 307328), (272, 288120), (280, 279888), (294, 266560), (320, 244902), (336, 233240), (340, 230496), (343, 228480), (357, 219520), (384, 204085), (392, 199920), (408, 192080), (420, 186592), (448, 174930), (476, 164640), (480, 163268), (490, 159936), (510, 153664), (544, 144060), (560, 139944), (588, 133280), (595, 131712), (640, 122451), (672, 116620), (680, 115248), (686, 114240), (714, 109760), (735, 106624), (784, 99960), (816, 96040), (833, 94080), (840, 93296), (896, 87465), (952, 82320), (960, 81634), (980, 79968), (1020, 76832), (1029, 76160), (1088, 72030), (1120, 69972), (1176, 66640), (1190, 65856), (1344, 58310), (1360, 57624), (1372, 57120), (1428, 54880), (1470, 53312), (1568, 49980), (1632, 48020), (1666, 47040), (1680, 46648), (1715, 45696), (1785, 43904), (1904, 41160), (1920, 40817), (1960, 39984), (2040, 38416), (2058, 38080), (2176, 36015), (2240, 34986), (2352, 33320), (2380, 32928), (2401, 32640), (2499, 31360), (2688, 29155), (2720, 28812), (2744, 28560), (2856, 27440), (2940, 26656), (3136, 24990), (3264, 24010), (3332, 23520), (3360, 23324), (3430, 22848), (3570, 21952), (3808, 20580), (3920, 19992), (4080, 19208), (4116, 19040), (4165, 18816), (4480, 17493), (4704, 16660), (4760, 16464), (4802, 16320), (4998, 15680), (5145, 15232), (5440, 14406), (5488, 14280), (5712, 13720), (5831, 13440), (5880, 13328), (6272, 12495), (6528, 12005), (6664, 11760), (6720, 11662), (6860, 11424), (7140, 10976), (7203, 10880), (7616, 10290), (7840, 9996), (8160, 9604), (8232, 9520), (8330, 9408)]