680640480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:490

約数の個数: 288

約数和(自身を含む): 2532793536

約数和(自身を除く): 1852153056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 103, 104, 117, 120, 130, 144, 156, 160, 180, 195, 206, 208, 234, 240, 260, 288, 309, 312, 353, 360, 390, 412, 416, 468, 480, 515, 520, 585, 618, 624, 706, 720, 780, 824, 927, 936, 1030, 1040, 1059, 1170, 1236, 1248, 1339, 1412, 1440, 1545, 1560, 1648, 1765, 1854, 1872, 2060, 2080, 2118, 2340, 2472, 2678, 2824, 3090, 3120, 3177, 3296, 3530, 3708, 3744, 4017, 4120, 4236, 4589, 4635, 4680, 4944, 5295, 5356, 5648, 6180, 6240, 6354, 6695, 7060, 7416, 8034, 8240, 8472, 9178, 9270, 9360, 9888, 10590, 10712, 11296, 12051, 12360, 12708, 13390, 13767, 14120, 14832, 15885, 16068, 16480, 16944, 18356, 18540, 18720, 20085, 21180, 21424, 22945, 24102, 24720, 25416, 26780, 27534, 28240, 29664, 31770, 32136, 33888, 36359, 36712, 37080, 40170, 41301, 42360, 42848, 45890, 48204, 49440, 50832, 53560, 55068, 56480, 60255, 63540, 64272, 68835, 72718, 73424, 74160, 80340, 82602, 84720, 91780, 96408, 101664, 107120, 109077, 110136, 120510, 127080, 128544, 137670, 145436, 146848, 148320, 160680, 165204, 169440, 181795, 183560, 192816, 206505, 214240, 218154, 220272, 241020, 254160, 275340, 290872, 321360, 327231, 330408, 363590, 367120, 385632, 413010, 436308, 440544, 472667, 482040, 508320, 545385, 550680, 581744, 642720, 654462, 660816, 727180, 734240, 826020, 872616, 945334, 964080, 1090770, 1101360, 1163488, 1308924, 1321632, 1418001, 1454360, 1636155, 1652040, 1745232, 1890668, 1928160, 2181540, 2202720, 2363335, 2617848, 2836002, 2908720, 3272310, 3304080, 3490464, 3781336, 4254003, 4363080, 4726670, 5235696, 5672004, 5817440, 6544620, 6608160, 7090005, 7562672, 8508006, 8726160, 9453340, 10471392, 11344008, 13089240, 14180010, 15125344, 17016012, 17452320, 18906680, 21270015, 22688016, 26178480, 28360020, 34032024, 37813360, 42540030, 45376032, 52356960, 56720040, 68064048, 75626720, 85080060, 113440080, 136128096, 170160120, 226880160, 340320240, 680640480]

約数ペア:

[(1, 680640480), (2, 340320240), (3, 226880160), (4, 170160120), (5, 136128096), (6, 113440080), (8, 85080060), (9, 75626720), (10, 68064048), (12, 56720040), (13, 52356960), (15, 45376032), (16, 42540030), (18, 37813360), (20, 34032024), (24, 28360020), (26, 26178480), (30, 22688016), (32, 21270015), (36, 18906680), (39, 17452320), (40, 17016012), (45, 15125344), (48, 14180010), (52, 13089240), (60, 11344008), (65, 10471392), (72, 9453340), (78, 8726160), (80, 8508006), (90, 7562672), (96, 7090005), (103, 6608160), (104, 6544620), (117, 5817440), (120, 5672004), (130, 5235696), (144, 4726670), (156, 4363080), (160, 4254003), (180, 3781336), (195, 3490464), (206, 3304080), (208, 3272310), (234, 2908720), (240, 2836002), (260, 2617848), (288, 2363335), (309, 2202720), (312, 2181540), (353, 1928160), (360, 1890668), (390, 1745232), (412, 1652040), (416, 1636155), (468, 1454360), (480, 1418001), (515, 1321632), (520, 1308924), (585, 1163488), (618, 1101360), (624, 1090770), (706, 964080), (720, 945334), (780, 872616), (824, 826020), (927, 734240), (936, 727180), (1030, 660816), (1040, 654462), (1059, 642720), (1170, 581744), (1236, 550680), (1248, 545385), (1339, 508320), (1412, 482040), (1440, 472667), (1545, 440544), (1560, 436308), (1648, 413010), (1765, 385632), (1854, 367120), (1872, 363590), (2060, 330408), (2080, 327231), (2118, 321360), (2340, 290872), (2472, 275340), (2678, 254160), (2824, 241020), (3090, 220272), (3120, 218154), (3177, 214240), (3296, 206505), (3530, 192816), (3708, 183560), (3744, 181795), (4017, 169440), (4120, 165204), (4236, 160680), (4589, 148320), (4635, 146848), (4680, 145436), (4944, 137670), (5295, 128544), (5356, 127080), (5648, 120510), (6180, 110136), (6240, 109077), (6354, 107120), (6695, 101664), (7060, 96408), (7416, 91780), (8034, 84720), (8240, 82602), (8472, 80340), (9178, 74160), (9270, 73424), (9360, 72718), (9888, 68835), (10590, 64272), (10712, 63540), (11296, 60255), (12051, 56480), (12360, 55068), (12708, 53560), (13390, 50832), (13767, 49440), (14120, 48204), (14832, 45890), (15885, 42848), (16068, 42360), (16480, 41301), (16944, 40170), (18356, 37080), (18540, 36712), (18720, 36359), (20085, 33888), (21180, 32136), (21424, 31770), (22945, 29664), (24102, 28240), (24720, 27534), (25416, 26780)]