2557694160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{72497}}^1$

素因数の和:72530

約数の個数: 180

約数和(自身を含む): 9992109348

約数和(自身を除く): 7434415188

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 72497, 144994, 217491, 289988, 362485, 434982, 507479, 579976, 652473, 724970, 869964, 1014958, 1087455, 1159952, 1304946, 1449940, 1522437, 1739928, 2029916, 2174910, 2537395, 2609892, 2899880, 3044874, 3262365, 3479856, 3552353, 4059832, 4349820, 4567311, 5074790, 5219784, 5799760, 6089748, 6524730, 7104706, 7612185, 8119664, 8699640, 9134622, 10149580, 10439568, 10657059, 12179496, 13049460, 14209412, 15224370, 17399280, 17761765, 18269244, 20299160, 21314118, 22836555, 24358992, 26098920, 28418824, 30448740, 31971177, 35523530, 36538488, 40598320, 42628236, 45673110, 52197840, 53285295, 56837648, 60897480, 63942354, 71047060, 73076976, 85256472, 91346220, 106570590, 121794960, 127884708, 142094120, 159855885, 170512944, 182692440, 213141180, 255769416, 284188240, 319711770, 365384880, 426282360, 511538832, 639423540, 852564720, 1278847080, 2557694160]

約数ペア:

[(1, 2557694160), (2, 1278847080), (3, 852564720), (4, 639423540), (5, 511538832), (6, 426282360), (7, 365384880), (8, 319711770), (9, 284188240), (10, 255769416), (12, 213141180), (14, 182692440), (15, 170512944), (16, 159855885), (18, 142094120), (20, 127884708), (21, 121794960), (24, 106570590), (28, 91346220), (30, 85256472), (35, 73076976), (36, 71047060), (40, 63942354), (42, 60897480), (45, 56837648), (48, 53285295), (49, 52197840), (56, 45673110), (60, 42628236), (63, 40598320), (70, 36538488), (72, 35523530), (80, 31971177), (84, 30448740), (90, 28418824), (98, 26098920), (105, 24358992), (112, 22836555), (120, 21314118), (126, 20299160), (140, 18269244), (144, 17761765), (147, 17399280), (168, 15224370), (180, 14209412), (196, 13049460), (210, 12179496), (240, 10657059), (245, 10439568), (252, 10149580), (280, 9134622), (294, 8699640), (315, 8119664), (336, 7612185), (360, 7104706), (392, 6524730), (420, 6089748), (441, 5799760), (490, 5219784), (504, 5074790), (560, 4567311), (588, 4349820), (630, 4059832), (720, 3552353), (735, 3479856), (784, 3262365), (840, 3044874), (882, 2899880), (980, 2609892), (1008, 2537395), (1176, 2174910), (1260, 2029916), (1470, 1739928), (1680, 1522437), (1764, 1449940), (1960, 1304946), (2205, 1159952), (2352, 1087455), (2520, 1014958), (2940, 869964), (3528, 724970), (3920, 652473), (4410, 579976), (5040, 507479), (5880, 434982), (7056, 362485), (8820, 289988), (11760, 217491), (17640, 144994), (35280, 72497)]