171947880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 256

約数和(自身を含む): 635846400

約数和(自身を除く): 463898520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 331, 333, 351, 360, 370, 390, 444, 468, 481, 520, 540, 555, 585, 662, 666, 702, 740, 780, 888, 936, 962, 993, 999, 1080, 1110, 1170, 1324, 1332, 1404, 1443, 1480, 1560, 1655, 1665, 1755, 1924, 1986, 1998, 2220, 2340, 2405, 2648, 2664, 2808, 2886, 2979, 3310, 3330, 3510, 3848, 3972, 3996, 4303, 4329, 4440, 4680, 4810, 4965, 4995, 5772, 5958, 6620, 6660, 7020, 7215, 7944, 7992, 8606, 8658, 8937, 9620, 9930, 9990, 11544, 11916, 12247, 12909, 12987, 13240, 13320, 14040, 14430, 14895, 17212, 17316, 17874, 19240, 19860, 19980, 21515, 21645, 23832, 24494, 25818, 25974, 28860, 29790, 34424, 34632, 35748, 36741, 38727, 39720, 39960, 43030, 43290, 44685, 48988, 51636, 51948, 57720, 59580, 61235, 64545, 64935, 71496, 73482, 77454, 86060, 86580, 89370, 97976, 103272, 103896, 110223, 116181, 119160, 122470, 129090, 129870, 146964, 154908, 159211, 172120, 173160, 178740, 183705, 193635, 220446, 232362, 244940, 258180, 259740, 293928, 309816, 318422, 330669, 357480, 367410, 387270, 440892, 464724, 477633, 489880, 516360, 519480, 551115, 580905, 636844, 661338, 734820, 774540, 796055, 881784, 929448, 955266, 1102230, 1161810, 1273688, 1322676, 1432899, 1469640, 1549080, 1592110, 1653345, 1910532, 2204460, 2323620, 2388165, 2645352, 2865798, 3184220, 3306690, 3821064, 4298697, 4408920, 4647240, 4776330, 5731596, 6368440, 6613380, 7164495, 8597394, 9552660, 11463192, 13226760, 14328990, 17194788, 19105320, 21493485, 28657980, 34389576, 42986970, 57315960, 85973940, 171947880]

約数ペア:

[(1, 171947880), (2, 85973940), (3, 57315960), (4, 42986970), (5, 34389576), (6, 28657980), (8, 21493485), (9, 19105320), (10, 17194788), (12, 14328990), (13, 13226760), (15, 11463192), (18, 9552660), (20, 8597394), (24, 7164495), (26, 6613380), (27, 6368440), (30, 5731596), (36, 4776330), (37, 4647240), (39, 4408920), (40, 4298697), (45, 3821064), (52, 3306690), (54, 3184220), (60, 2865798), (65, 2645352), (72, 2388165), (74, 2323620), (78, 2204460), (90, 1910532), (104, 1653345), (108, 1592110), (111, 1549080), (117, 1469640), (120, 1432899), (130, 1322676), (135, 1273688), (148, 1161810), (156, 1102230), (180, 955266), (185, 929448), (195, 881784), (216, 796055), (222, 774540), (234, 734820), (260, 661338), (270, 636844), (296, 580905), (312, 551115), (331, 519480), (333, 516360), (351, 489880), (360, 477633), (370, 464724), (390, 440892), (444, 387270), (468, 367410), (481, 357480), (520, 330669), (540, 318422), (555, 309816), (585, 293928), (662, 259740), (666, 258180), (702, 244940), (740, 232362), (780, 220446), (888, 193635), (936, 183705), (962, 178740), (993, 173160), (999, 172120), (1080, 159211), (1110, 154908), (1170, 146964), (1324, 129870), (1332, 129090), (1404, 122470), (1443, 119160), (1480, 116181), (1560, 110223), (1655, 103896), (1665, 103272), (1755, 97976), (1924, 89370), (1986, 86580), (1998, 86060), (2220, 77454), (2340, 73482), (2405, 71496), (2648, 64935), (2664, 64545), (2808, 61235), (2886, 59580), (2979, 57720), (3310, 51948), (3330, 51636), (3510, 48988), (3848, 44685), (3972, 43290), (3996, 43030), (4303, 39960), (4329, 39720), (4440, 38727), (4680, 36741), (4810, 35748), (4965, 34632), (4995, 34424), (5772, 29790), (5958, 28860), (6620, 25974), (6660, 25818), (7020, 24494), (7215, 23832), (7944, 21645), (7992, 21515), (8606, 19980), (8658, 19860), (8937, 19240), (9620, 17874), (9930, 17316), (9990, 17212), (11544, 14895), (11916, 14430), (12247, 14040), (12909, 13320), (12987, 13240)]