65279760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 320

約数和(自身を含む): 258316800

約数和(自身を除く): 193037040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 61, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 122, 130, 140, 147, 156, 168, 182, 183, 195, 196, 208, 210, 240, 244, 245, 260, 273, 280, 294, 305, 312, 336, 343, 364, 366, 390, 392, 420, 427, 455, 488, 490, 520, 546, 560, 588, 610, 624, 637, 686, 728, 732, 735, 780, 784, 793, 840, 854, 910, 915, 976, 980, 1029, 1040, 1092, 1176, 1220, 1274, 1281, 1365, 1372, 1456, 1464, 1470, 1560, 1586, 1680, 1708, 1715, 1820, 1830, 1911, 1960, 2058, 2135, 2184, 2352, 2379, 2440, 2548, 2562, 2730, 2744, 2928, 2940, 2989, 3120, 3172, 3185, 3416, 3430, 3640, 3660, 3822, 3920, 3965, 4116, 4270, 4368, 4459, 4758, 4880, 5096, 5124, 5145, 5460, 5488, 5551, 5880, 5978, 6344, 6370, 6405, 6832, 6860, 7280, 7320, 7644, 7930, 8232, 8540, 8918, 8967, 9516, 9555, 10192, 10248, 10290, 10920, 11102, 11760, 11895, 11956, 12688, 12740, 12810, 13377, 13720, 14640, 14945, 15288, 15860, 16464, 16653, 17080, 17836, 17934, 19032, 19110, 20496, 20580, 20923, 21840, 22204, 22295, 23790, 23912, 25480, 25620, 26754, 27440, 27755, 29890, 30576, 31720, 33306, 34160, 35672, 35868, 38064, 38220, 38857, 41160, 41846, 44408, 44590, 44835, 47580, 47824, 50960, 51240, 53508, 55510, 59780, 62769, 63440, 66612, 66885, 71344, 71736, 76440, 77714, 82320, 83265, 83692, 88816, 89180, 89670, 95160, 102480, 104615, 107016, 111020, 116571, 119560, 125538, 133224, 133770, 143472, 152880, 155428, 166530, 167384, 178360, 179340, 190320, 194285, 209230, 214032, 222040, 233142, 239120, 251076, 266448, 267540, 271999, 310856, 313845, 333060, 334768, 356720, 358680, 388570, 418460, 444080, 466284, 502152, 535080, 543998, 582855, 621712, 627690, 666120, 717360, 777140, 815997, 836920, 932568, 1004304, 1070160, 1087996, 1165710, 1255380, 1332240, 1359995, 1554280, 1631994, 1673840, 1865136, 2175992, 2331420, 2510760, 2719990, 3108560, 3263988, 4079985, 4351984, 4662840, 5021520, 5439980, 6527976, 8159970, 9325680, 10879960, 13055952, 16319940, 21759920, 32639880, 65279760]

約数ペア:

[(1, 65279760), (2, 32639880), (3, 21759920), (4, 16319940), (5, 13055952), (6, 10879960), (7, 9325680), (8, 8159970), (10, 6527976), (12, 5439980), (13, 5021520), (14, 4662840), (15, 4351984), (16, 4079985), (20, 3263988), (21, 3108560), (24, 2719990), (26, 2510760), (28, 2331420), (30, 2175992), (35, 1865136), (39, 1673840), (40, 1631994), (42, 1554280), (48, 1359995), (49, 1332240), (52, 1255380), (56, 1165710), (60, 1087996), (61, 1070160), (65, 1004304), (70, 932568), (78, 836920), (80, 815997), (84, 777140), (91, 717360), (98, 666120), (104, 627690), (105, 621712), (112, 582855), (120, 543998), (122, 535080), (130, 502152), (140, 466284), (147, 444080), (156, 418460), (168, 388570), (182, 358680), (183, 356720), (195, 334768), (196, 333060), (208, 313845), (210, 310856), (240, 271999), (244, 267540), (245, 266448), (260, 251076), (273, 239120), (280, 233142), (294, 222040), (305, 214032), (312, 209230), (336, 194285), (343, 190320), (364, 179340), (366, 178360), (390, 167384), (392, 166530), (420, 155428), (427, 152880), (455, 143472), (488, 133770), (490, 133224), (520, 125538), (546, 119560), (560, 116571), (588, 111020), (610, 107016), (624, 104615), (637, 102480), (686, 95160), (728, 89670), (732, 89180), (735, 88816), (780, 83692), (784, 83265), (793, 82320), (840, 77714), (854, 76440), (910, 71736), (915, 71344), (976, 66885), (980, 66612), (1029, 63440), (1040, 62769), (1092, 59780), (1176, 55510), (1220, 53508), (1274, 51240), (1281, 50960), (1365, 47824), (1372, 47580), (1456, 44835), (1464, 44590), (1470, 44408), (1560, 41846), (1586, 41160), (1680, 38857), (1708, 38220), (1715, 38064), (1820, 35868), (1830, 35672), (1911, 34160), (1960, 33306), (2058, 31720), (2135, 30576), (2184, 29890), (2352, 27755), (2379, 27440), (2440, 26754), (2548, 25620), (2562, 25480), (2730, 23912), (2744, 23790), (2928, 22295), (2940, 22204), (2989, 21840), (3120, 20923), (3172, 20580), (3185, 20496), (3416, 19110), (3430, 19032), (3640, 17934), (3660, 17836), (3822, 17080), (3920, 16653), (3965, 16464), (4116, 15860), (4270, 15288), (4368, 14945), (4459, 14640), (4758, 13720), (4880, 13377), (5096, 12810), (5124, 12740), (5145, 12688), (5460, 11956), (5488, 11895), (5551, 11760), (5880, 11102), (5978, 10920), (6344, 10290), (6370, 10248), (6405, 10192), (6832, 9555), (6860, 9516), (7280, 8967), (7320, 8918), (7644, 8540), (7930, 8232)]