28654080

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 320

約数和(自身を含む): 115492608

約数和(自身を除く): 86838528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 41, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 82, 84, 91, 96, 104, 105, 112, 120, 123, 128, 130, 140, 156, 160, 164, 168, 182, 192, 195, 205, 208, 210, 224, 240, 246, 256, 260, 273, 280, 287, 312, 320, 328, 336, 364, 384, 390, 410, 416, 420, 448, 455, 480, 492, 512, 520, 533, 546, 560, 574, 615, 624, 640, 656, 672, 728, 768, 780, 820, 832, 840, 861, 896, 910, 960, 984, 1040, 1066, 1092, 1120, 1148, 1230, 1248, 1280, 1312, 1344, 1365, 1435, 1456, 1536, 1560, 1599, 1640, 1664, 1680, 1722, 1792, 1820, 1920, 1968, 2080, 2132, 2184, 2240, 2296, 2460, 2496, 2560, 2624, 2665, 2688, 2730, 2870, 2912, 3120, 3198, 3280, 3328, 3360, 3444, 3584, 3640, 3731, 3840, 3936, 4160, 4264, 4305, 4368, 4480, 4592, 4920, 4992, 5248, 5330, 5376, 5460, 5740, 5824, 6240, 6396, 6560, 6656, 6720, 6888, 7280, 7462, 7680, 7872, 7995, 8320, 8528, 8610, 8736, 8960, 9184, 9840, 9984, 10496, 10660, 10752, 10920, 11193, 11480, 11648, 12480, 12792, 13120, 13440, 13776, 14560, 14924, 15744, 15990, 16640, 17056, 17220, 17472, 17920, 18368, 18655, 19680, 19968, 20992, 21320, 21840, 22386, 22960, 23296, 24960, 25584, 26240, 26880, 27552, 29120, 29848, 31488, 31980, 33280, 34112, 34440, 34944, 36736, 37310, 39360, 42640, 43680, 44772, 45920, 46592, 49920, 51168, 52480, 53760, 55104, 55965, 58240, 59696, 62976, 63960, 68224, 68880, 69888, 73472, 74620, 78720, 85280, 87360, 89544, 91840, 99840, 102336, 104960, 110208, 111930, 116480, 119392, 127920, 136448, 137760, 139776, 146944, 149240, 157440, 170560, 174720, 179088, 183680, 204672, 220416, 223860, 232960, 238784, 255840, 272896, 275520, 298480, 314880, 341120, 349440, 358176, 367360, 409344, 440832, 447720, 477568, 511680, 551040, 596960, 682240, 698880, 716352, 734720, 818688, 895440, 955136, 1023360, 1102080, 1193920, 1364480, 1432704, 1790880, 1910272, 2046720, 2204160, 2387840, 2865408, 3581760, 4093440, 4775680, 5730816, 7163520, 9551360, 14327040, 28654080]

約数ペア:

[(1, 28654080), (2, 14327040), (3, 9551360), (4, 7163520), (5, 5730816), (6, 4775680), (7, 4093440), (8, 3581760), (10, 2865408), (12, 2387840), (13, 2204160), (14, 2046720), (15, 1910272), (16, 1790880), (20, 1432704), (21, 1364480), (24, 1193920), (26, 1102080), (28, 1023360), (30, 955136), (32, 895440), (35, 818688), (39, 734720), (40, 716352), (41, 698880), (42, 682240), (48, 596960), (52, 551040), (56, 511680), (60, 477568), (64, 447720), (65, 440832), (70, 409344), (78, 367360), (80, 358176), (82, 349440), (84, 341120), (91, 314880), (96, 298480), (104, 275520), (105, 272896), (112, 255840), (120, 238784), (123, 232960), (128, 223860), (130, 220416), (140, 204672), (156, 183680), (160, 179088), (164, 174720), (168, 170560), (182, 157440), (192, 149240), (195, 146944), (205, 139776), (208, 137760), (210, 136448), (224, 127920), (240, 119392), (246, 116480), (256, 111930), (260, 110208), (273, 104960), (280, 102336), (287, 99840), (312, 91840), (320, 89544), (328, 87360), (336, 85280), (364, 78720), (384, 74620), (390, 73472), (410, 69888), (416, 68880), (420, 68224), (448, 63960), (455, 62976), (480, 59696), (492, 58240), (512, 55965), (520, 55104), (533, 53760), (546, 52480), (560, 51168), (574, 49920), (615, 46592), (624, 45920), (640, 44772), (656, 43680), (672, 42640), (728, 39360), (768, 37310), (780, 36736), (820, 34944), (832, 34440), (840, 34112), (861, 33280), (896, 31980), (910, 31488), (960, 29848), (984, 29120), (1040, 27552), (1066, 26880), (1092, 26240), (1120, 25584), (1148, 24960), (1230, 23296), (1248, 22960), (1280, 22386), (1312, 21840), (1344, 21320), (1365, 20992), (1435, 19968), (1456, 19680), (1536, 18655), (1560, 18368), (1599, 17920), (1640, 17472), (1664, 17220), (1680, 17056), (1722, 16640), (1792, 15990), (1820, 15744), (1920, 14924), (1968, 14560), (2080, 13776), (2132, 13440), (2184, 13120), (2240, 12792), (2296, 12480), (2460, 11648), (2496, 11480), (2560, 11193), (2624, 10920), (2665, 10752), (2688, 10660), (2730, 10496), (2870, 9984), (2912, 9840), (3120, 9184), (3198, 8960), (3280, 8736), (3328, 8610), (3360, 8528), (3444, 8320), (3584, 7995), (3640, 7872), (3731, 7680), (3840, 7462), (3936, 7280), (4160, 6888), (4264, 6720), (4305, 6656), (4368, 6560), (4480, 6396), (4592, 6240), (4920, 5824), (4992, 5740), (5248, 5460), (5330, 5376)]