65388960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 288

約数和(自身を含む): 275184000

約数和(自身を除く): 209795040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 499, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 998, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1497, 1560, 1638, 1680, 1820, 1872, 1996, 2016, 2080, 2184, 2340, 2495, 2520, 2730, 2912, 2994, 3120, 3276, 3360, 3493, 3640, 3744, 3992, 4095, 4368, 4491, 4680, 4990, 5040, 5460, 5988, 6240, 6487, 6552, 6986, 7280, 7485, 7984, 8190, 8736, 8982, 9360, 9980, 10080, 10479, 10920, 11976, 12974, 13104, 13972, 14560, 14970, 15968, 16380, 17465, 17964, 18720, 19461, 19960, 20958, 21840, 22455, 23952, 25948, 26208, 27944, 29940, 31437, 32435, 32760, 34930, 35928, 38922, 39920, 41916, 43680, 44910, 45409, 47904, 51896, 52395, 55888, 58383, 59880, 62874, 64870, 65520, 69860, 71856, 77844, 79840, 83832, 89820, 90818, 97305, 103792, 104790, 111776, 116766, 119760, 125748, 129740, 131040, 136227, 139720, 143712, 155688, 157185, 167664, 179640, 181636, 194610, 207584, 209580, 227045, 233532, 239520, 251496, 259480, 272454, 279440, 291915, 311376, 314370, 335328, 359280, 363272, 389220, 408681, 419160, 454090, 467064, 502992, 518960, 544908, 558880, 583830, 622752, 628740, 681135, 718560, 726544, 778440, 817362, 838320, 908180, 934128, 1005984, 1037920, 1089816, 1167660, 1257480, 1362270, 1453088, 1556880, 1634724, 1676640, 1816360, 1868256, 2043405, 2179632, 2335320, 2514960, 2724540, 3113760, 3269448, 3632720, 4086810, 4359264, 4670640, 5029920, 5449080, 6538896, 7265440, 8173620, 9341280, 10898160, 13077792, 16347240, 21796320, 32694480, 65388960]

約数ペア:

[(1, 65388960), (2, 32694480), (3, 21796320), (4, 16347240), (5, 13077792), (6, 10898160), (7, 9341280), (8, 8173620), (9, 7265440), (10, 6538896), (12, 5449080), (13, 5029920), (14, 4670640), (15, 4359264), (16, 4086810), (18, 3632720), (20, 3269448), (21, 3113760), (24, 2724540), (26, 2514960), (28, 2335320), (30, 2179632), (32, 2043405), (35, 1868256), (36, 1816360), (39, 1676640), (40, 1634724), (42, 1556880), (45, 1453088), (48, 1362270), (52, 1257480), (56, 1167660), (60, 1089816), (63, 1037920), (65, 1005984), (70, 934128), (72, 908180), (78, 838320), (80, 817362), (84, 778440), (90, 726544), (91, 718560), (96, 681135), (104, 628740), (105, 622752), (112, 583830), (117, 558880), (120, 544908), (126, 518960), (130, 502992), (140, 467064), (144, 454090), (156, 419160), (160, 408681), (168, 389220), (180, 363272), (182, 359280), (195, 335328), (208, 314370), (210, 311376), (224, 291915), (234, 279440), (240, 272454), (252, 259480), (260, 251496), (273, 239520), (280, 233532), (288, 227045), (312, 209580), (315, 207584), (336, 194610), (360, 181636), (364, 179640), (390, 167664), (416, 157185), (420, 155688), (455, 143712), (468, 139720), (480, 136227), (499, 131040), (504, 129740), (520, 125748), (546, 119760), (560, 116766), (585, 111776), (624, 104790), (630, 103792), (672, 97305), (720, 90818), (728, 89820), (780, 83832), (819, 79840), (840, 77844), (910, 71856), (936, 69860), (998, 65520), (1008, 64870), (1040, 62874), (1092, 59880), (1120, 58383), (1170, 55888), (1248, 52395), (1260, 51896), (1365, 47904), (1440, 45409), (1456, 44910), (1497, 43680), (1560, 41916), (1638, 39920), (1680, 38922), (1820, 35928), (1872, 34930), (1996, 32760), (2016, 32435), (2080, 31437), (2184, 29940), (2340, 27944), (2495, 26208), (2520, 25948), (2730, 23952), (2912, 22455), (2994, 21840), (3120, 20958), (3276, 19960), (3360, 19461), (3493, 18720), (3640, 17964), (3744, 17465), (3992, 16380), (4095, 15968), (4368, 14970), (4491, 14560), (4680, 13972), (4990, 13104), (5040, 12974), (5460, 11976), (5988, 10920), (6240, 10479), (6487, 10080), (6552, 9980), (6986, 9360), (7280, 8982), (7485, 8736), (7984, 8190)]