157724280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:731

約数の個数: 256

約数和(自身を含む): 621158400

約数和(自身を除く): 463434120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 673, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1346, 1395, 1512, 1674, 1736, 1860, 1890, 1953, 2019, 2170, 2232, 2520, 2604, 2692, 2790, 3255, 3348, 3365, 3720, 3780, 3906, 4038, 4185, 4340, 4711, 5208, 5384, 5580, 5859, 6057, 6510, 6696, 6730, 7560, 7812, 8076, 8370, 8680, 9422, 9765, 10095, 11160, 11718, 12114, 13020, 13460, 14133, 15624, 16152, 16740, 18171, 18844, 19530, 20190, 20863, 23436, 23555, 24228, 26040, 26920, 28266, 29295, 30285, 33480, 36342, 37688, 39060, 40380, 41726, 42399, 46872, 47110, 48456, 56532, 58590, 60570, 62589, 70665, 72684, 78120, 80760, 83452, 84798, 90855, 94220, 104315, 113064, 117180, 121140, 125178, 127197, 141330, 145368, 146041, 166904, 169596, 181710, 187767, 188440, 208630, 211995, 234360, 242280, 250356, 254394, 282660, 292082, 312945, 339192, 363420, 375534, 417260, 423990, 438123, 500712, 508788, 563301, 565320, 584164, 625890, 635985, 726840, 730205, 751068, 834520, 847980, 876246, 938835, 1017576, 1126602, 1168328, 1251780, 1271970, 1314369, 1460410, 1502136, 1695960, 1752492, 1877670, 2190615, 2253204, 2503560, 2543940, 2628738, 2816505, 2920820, 3504984, 3755340, 3943107, 4381230, 4506408, 5087880, 5257476, 5633010, 5841640, 6571845, 7510680, 7886214, 8762460, 10514952, 11266020, 13143690, 15772428, 17524920, 19715535, 22532040, 26287380, 31544856, 39431070, 52574760, 78862140, 157724280]

約数ペア:

[(1, 157724280), (2, 78862140), (3, 52574760), (4, 39431070), (5, 31544856), (6, 26287380), (7, 22532040), (8, 19715535), (9, 17524920), (10, 15772428), (12, 13143690), (14, 11266020), (15, 10514952), (18, 8762460), (20, 7886214), (21, 7510680), (24, 6571845), (27, 5841640), (28, 5633010), (30, 5257476), (31, 5087880), (35, 4506408), (36, 4381230), (40, 3943107), (42, 3755340), (45, 3504984), (54, 2920820), (56, 2816505), (60, 2628738), (62, 2543940), (63, 2503560), (70, 2253204), (72, 2190615), (84, 1877670), (90, 1752492), (93, 1695960), (105, 1502136), (108, 1460410), (120, 1314369), (124, 1271970), (126, 1251780), (135, 1168328), (140, 1126602), (155, 1017576), (168, 938835), (180, 876246), (186, 847980), (189, 834520), (210, 751068), (216, 730205), (217, 726840), (248, 635985), (252, 625890), (270, 584164), (279, 565320), (280, 563301), (310, 508788), (315, 500712), (360, 438123), (372, 423990), (378, 417260), (420, 375534), (434, 363420), (465, 339192), (504, 312945), (540, 292082), (558, 282660), (620, 254394), (630, 250356), (651, 242280), (673, 234360), (744, 211995), (756, 208630), (837, 188440), (840, 187767), (868, 181710), (930, 169596), (945, 166904), (1080, 146041), (1085, 145368), (1116, 141330), (1240, 127197), (1260, 125178), (1302, 121140), (1346, 117180), (1395, 113064), (1512, 104315), (1674, 94220), (1736, 90855), (1860, 84798), (1890, 83452), (1953, 80760), (2019, 78120), (2170, 72684), (2232, 70665), (2520, 62589), (2604, 60570), (2692, 58590), (2790, 56532), (3255, 48456), (3348, 47110), (3365, 46872), (3720, 42399), (3780, 41726), (3906, 40380), (4038, 39060), (4185, 37688), (4340, 36342), (4711, 33480), (5208, 30285), (5384, 29295), (5580, 28266), (5859, 26920), (6057, 26040), (6510, 24228), (6696, 23555), (6730, 23436), (7560, 20863), (7812, 20190), (8076, 19530), (8370, 18844), (8680, 18171), (9422, 16740), (9765, 16152), (10095, 15624), (11160, 14133), (11718, 13460), (12114, 13020)]