25517520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 100743552

約数和(自身を除く): 75226032

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, 56, 60, 61, 63, 70, 72, 80, 83, 84, 90, 105, 112, 120, 122, 126, 140, 144, 166, 168, 180, 183, 210, 240, 244, 249, 252, 280, 305, 315, 332, 336, 360, 366, 415, 420, 427, 488, 498, 504, 549, 560, 581, 610, 630, 664, 720, 732, 747, 830, 840, 854, 915, 976, 996, 1008, 1098, 1162, 1220, 1245, 1260, 1281, 1328, 1464, 1494, 1660, 1680, 1708, 1743, 1830, 1992, 2135, 2196, 2324, 2440, 2490, 2520, 2562, 2745, 2905, 2928, 2988, 3320, 3416, 3486, 3660, 3735, 3843, 3984, 4270, 4392, 4648, 4880, 4980, 5040, 5063, 5124, 5229, 5490, 5810, 5976, 6405, 6640, 6832, 6972, 7320, 7470, 7686, 8540, 8715, 8784, 9296, 9960, 10126, 10248, 10458, 10980, 11620, 11952, 12810, 13944, 14640, 14940, 15189, 15372, 17080, 17430, 19215, 19920, 20252, 20496, 20916, 21960, 23240, 25315, 25620, 26145, 27888, 29880, 30378, 30744, 34160, 34860, 35441, 38430, 40504, 41832, 43920, 45567, 46480, 50630, 51240, 52290, 59760, 60756, 61488, 69720, 70882, 75945, 76860, 81008, 83664, 91134, 101260, 102480, 104580, 106323, 121512, 139440, 141764, 151890, 153720, 177205, 182268, 202520, 209160, 212646, 227835, 243024, 283528, 303780, 307440, 318969, 354410, 364536, 405040, 418320, 425292, 455670, 531615, 567056, 607560, 637938, 708820, 729072, 850584, 911340, 1063230, 1215120, 1275876, 1417640, 1594845, 1701168, 1822680, 2126460, 2551752, 2835280, 3189690, 3645360, 4252920, 5103504, 6379380, 8505840, 12758760, 25517520]

約数ペア:

[(1, 25517520), (2, 12758760), (3, 8505840), (4, 6379380), (5, 5103504), (6, 4252920), (7, 3645360), (8, 3189690), (9, 2835280), (10, 2551752), (12, 2126460), (14, 1822680), (15, 1701168), (16, 1594845), (18, 1417640), (20, 1275876), (21, 1215120), (24, 1063230), (28, 911340), (30, 850584), (35, 729072), (36, 708820), (40, 637938), (42, 607560), (45, 567056), (48, 531615), (56, 455670), (60, 425292), (61, 418320), (63, 405040), (70, 364536), (72, 354410), (80, 318969), (83, 307440), (84, 303780), (90, 283528), (105, 243024), (112, 227835), (120, 212646), (122, 209160), (126, 202520), (140, 182268), (144, 177205), (166, 153720), (168, 151890), (180, 141764), (183, 139440), (210, 121512), (240, 106323), (244, 104580), (249, 102480), (252, 101260), (280, 91134), (305, 83664), (315, 81008), (332, 76860), (336, 75945), (360, 70882), (366, 69720), (415, 61488), (420, 60756), (427, 59760), (488, 52290), (498, 51240), (504, 50630), (549, 46480), (560, 45567), (581, 43920), (610, 41832), (630, 40504), (664, 38430), (720, 35441), (732, 34860), (747, 34160), (830, 30744), (840, 30378), (854, 29880), (915, 27888), (976, 26145), (996, 25620), (1008, 25315), (1098, 23240), (1162, 21960), (1220, 20916), (1245, 20496), (1260, 20252), (1281, 19920), (1328, 19215), (1464, 17430), (1494, 17080), (1660, 15372), (1680, 15189), (1708, 14940), (1743, 14640), (1830, 13944), (1992, 12810), (2135, 11952), (2196, 11620), (2324, 10980), (2440, 10458), (2490, 10248), (2520, 10126), (2562, 9960), (2745, 9296), (2905, 8784), (2928, 8715), (2988, 8540), (3320, 7686), (3416, 7470), (3486, 7320), (3660, 6972), (3735, 6832), (3843, 6640), (3984, 6405), (4270, 5976), (4392, 5810), (4648, 5490), (4880, 5229), (4980, 5124), (5040, 5063)]