191081520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1280

約数の個数: 240

約数和(自身を含む): 757665792

約数和(自身を除く): 566584272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 930, 1008, 1085, 1116, 1223, 1240, 1260, 1302, 1395, 1488, 1680, 1736, 1860, 1953, 2170, 2232, 2446, 2480, 2520, 2604, 2790, 3255, 3472, 3669, 3720, 3906, 4340, 4464, 4892, 5040, 5208, 5580, 6115, 6510, 7338, 7440, 7812, 8561, 8680, 9765, 9784, 10416, 11007, 11160, 12230, 13020, 14676, 15624, 17122, 17360, 18345, 19530, 19568, 22014, 22320, 24460, 25683, 26040, 29352, 31248, 34244, 36690, 37913, 39060, 42805, 44028, 48920, 51366, 52080, 55035, 58704, 68488, 73380, 75826, 77049, 78120, 85610, 88056, 97840, 102732, 110070, 113739, 128415, 136976, 146760, 151652, 154098, 156240, 171220, 176112, 189565, 205464, 220140, 227478, 256830, 265391, 293520, 303304, 308196, 341217, 342440, 379130, 385245, 410928, 440280, 454956, 513660, 530782, 568695, 606608, 616392, 682434, 684880, 758260, 770490, 796173, 880560, 909912, 1027320, 1061564, 1137390, 1232784, 1326955, 1364868, 1516520, 1540980, 1592346, 1706085, 1819824, 2054640, 2123128, 2274780, 2388519, 2653910, 2729736, 3033040, 3081960, 3184692, 3412170, 3980865, 4246256, 4549560, 4777038, 5307820, 5459472, 6163920, 6369384, 6824340, 7961730, 9099120, 9554076, 10615640, 11942595, 12738768, 13648680, 15923460, 19108152, 21231280, 23885190, 27297360, 31846920, 38216304, 47770380, 63693840, 95540760, 191081520]

約数ペア:

[(1, 191081520), (2, 95540760), (3, 63693840), (4, 47770380), (5, 38216304), (6, 31846920), (7, 27297360), (8, 23885190), (9, 21231280), (10, 19108152), (12, 15923460), (14, 13648680), (15, 12738768), (16, 11942595), (18, 10615640), (20, 9554076), (21, 9099120), (24, 7961730), (28, 6824340), (30, 6369384), (31, 6163920), (35, 5459472), (36, 5307820), (40, 4777038), (42, 4549560), (45, 4246256), (48, 3980865), (56, 3412170), (60, 3184692), (62, 3081960), (63, 3033040), (70, 2729736), (72, 2653910), (80, 2388519), (84, 2274780), (90, 2123128), (93, 2054640), (105, 1819824), (112, 1706085), (120, 1592346), (124, 1540980), (126, 1516520), (140, 1364868), (144, 1326955), (155, 1232784), (168, 1137390), (180, 1061564), (186, 1027320), (210, 909912), (217, 880560), (240, 796173), (248, 770490), (252, 758260), (279, 684880), (280, 682434), (310, 616392), (315, 606608), (336, 568695), (360, 530782), (372, 513660), (420, 454956), (434, 440280), (465, 410928), (496, 385245), (504, 379130), (558, 342440), (560, 341217), (620, 308196), (630, 303304), (651, 293520), (720, 265391), (744, 256830), (840, 227478), (868, 220140), (930, 205464), (1008, 189565), (1085, 176112), (1116, 171220), (1223, 156240), (1240, 154098), (1260, 151652), (1302, 146760), (1395, 136976), (1488, 128415), (1680, 113739), (1736, 110070), (1860, 102732), (1953, 97840), (2170, 88056), (2232, 85610), (2446, 78120), (2480, 77049), (2520, 75826), (2604, 73380), (2790, 68488), (3255, 58704), (3472, 55035), (3669, 52080), (3720, 51366), (3906, 48920), (4340, 44028), (4464, 42805), (4892, 39060), (5040, 37913), (5208, 36690), (5580, 34244), (6115, 31248), (6510, 29352), (7338, 26040), (7440, 25683), (7812, 24460), (8561, 22320), (8680, 22014), (9765, 19568), (9784, 19530), (10416, 18345), (11007, 17360), (11160, 17122), (12230, 15624), (13020, 14676)]