61180560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 239865600

約数和(自身を除く): 178685040

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, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 199, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 398, 420, 427, 488, 504, 549, 560, 597, 610, 630, 720, 732, 796, 840, 854, 915, 976, 995, 1008, 1098, 1194, 1220, 1260, 1281, 1393, 1464, 1592, 1680, 1708, 1791, 1830, 1990, 2135, 2196, 2388, 2440, 2520, 2562, 2745, 2786, 2928, 2985, 3184, 3416, 3582, 3660, 3843, 3980, 4179, 4270, 4392, 4776, 4880, 5040, 5124, 5490, 5572, 5970, 6405, 6832, 6965, 7164, 7320, 7686, 7960, 8358, 8540, 8784, 8955, 9552, 10248, 10980, 11144, 11940, 12139, 12537, 12810, 13930, 14328, 14640, 15372, 15920, 16716, 17080, 17910, 19215, 20496, 20895, 21960, 22288, 23880, 24278, 25074, 25620, 27860, 28656, 30744, 33432, 34160, 35820, 36417, 38430, 41790, 43920, 47760, 48556, 50148, 51240, 55720, 60695, 61488, 62685, 66864, 71640, 72834, 76860, 83580, 84973, 97112, 100296, 102480, 109251, 111440, 121390, 125370, 143280, 145668, 153720, 167160, 169946, 182085, 194224, 200592, 218502, 242780, 250740, 254919, 291336, 307440, 334320, 339892, 364170, 424865, 437004, 485560, 501480, 509838, 546255, 582672, 679784, 728340, 764757, 849730, 874008, 971120, 1002960, 1019676, 1092510, 1274595, 1359568, 1456680, 1529514, 1699460, 1748016, 2039352, 2185020, 2549190, 2913360, 3059028, 3398920, 3823785, 4078704, 4370040, 5098380, 6118056, 6797840, 7647570, 8740080, 10196760, 12236112, 15295140, 20393520, 30590280, 61180560]

約数ペア:

[(1, 61180560), (2, 30590280), (3, 20393520), (4, 15295140), (5, 12236112), (6, 10196760), (7, 8740080), (8, 7647570), (9, 6797840), (10, 6118056), (12, 5098380), (14, 4370040), (15, 4078704), (16, 3823785), (18, 3398920), (20, 3059028), (21, 2913360), (24, 2549190), (28, 2185020), (30, 2039352), (35, 1748016), (36, 1699460), (40, 1529514), (42, 1456680), (45, 1359568), (48, 1274595), (56, 1092510), (60, 1019676), (61, 1002960), (63, 971120), (70, 874008), (72, 849730), (80, 764757), (84, 728340), (90, 679784), (105, 582672), (112, 546255), (120, 509838), (122, 501480), (126, 485560), (140, 437004), (144, 424865), (168, 364170), (180, 339892), (183, 334320), (199, 307440), (210, 291336), (240, 254919), (244, 250740), (252, 242780), (280, 218502), (305, 200592), (315, 194224), (336, 182085), (360, 169946), (366, 167160), (398, 153720), (420, 145668), (427, 143280), (488, 125370), (504, 121390), (549, 111440), (560, 109251), (597, 102480), (610, 100296), (630, 97112), (720, 84973), (732, 83580), (796, 76860), (840, 72834), (854, 71640), (915, 66864), (976, 62685), (995, 61488), (1008, 60695), (1098, 55720), (1194, 51240), (1220, 50148), (1260, 48556), (1281, 47760), (1393, 43920), (1464, 41790), (1592, 38430), (1680, 36417), (1708, 35820), (1791, 34160), (1830, 33432), (1990, 30744), (2135, 28656), (2196, 27860), (2388, 25620), (2440, 25074), (2520, 24278), (2562, 23880), (2745, 22288), (2786, 21960), (2928, 20895), (2985, 20496), (3184, 19215), (3416, 17910), (3582, 17080), (3660, 16716), (3843, 15920), (3980, 15372), (4179, 14640), (4270, 14328), (4392, 13930), (4776, 12810), (4880, 12537), (5040, 12139), (5124, 11940), (5490, 11144), (5572, 10980), (5970, 10248), (6405, 9552), (6832, 8955), (6965, 8784), (7164, 8540), (7320, 8358), (7686, 7960)]