154885680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 557107200

約数和(自身を除く): 402221520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 47, 48, 60, 69, 72, 80, 90, 92, 94, 115, 120, 138, 141, 144, 180, 184, 188, 199, 207, 230, 235, 240, 276, 282, 345, 360, 368, 376, 398, 414, 423, 460, 470, 552, 564, 597, 690, 705, 720, 752, 796, 828, 846, 920, 940, 995, 1035, 1081, 1104, 1128, 1194, 1380, 1410, 1592, 1656, 1692, 1791, 1840, 1880, 1990, 2070, 2115, 2162, 2256, 2388, 2760, 2820, 2985, 3184, 3243, 3312, 3384, 3582, 3760, 3980, 4140, 4230, 4324, 4577, 4776, 5405, 5520, 5640, 5970, 6486, 6768, 7164, 7960, 8280, 8460, 8648, 8955, 9154, 9353, 9552, 9729, 10810, 11280, 11940, 12972, 13731, 14328, 15920, 16215, 16560, 16920, 17296, 17910, 18308, 18706, 19458, 21620, 22885, 23880, 25944, 27462, 28059, 28656, 32430, 33840, 35820, 36616, 37412, 38916, 41193, 43240, 45770, 46765, 47760, 48645, 51888, 54924, 56118, 64860, 68655, 71640, 73232, 74824, 77832, 82386, 84177, 86480, 91540, 93530, 97290, 109848, 112236, 129720, 137310, 140295, 143280, 149648, 155664, 164772, 168354, 183080, 187060, 194580, 205965, 215119, 219696, 224472, 259440, 274620, 280590, 329544, 336708, 366160, 374120, 389160, 411930, 420885, 430238, 448944, 549240, 561180, 645357, 659088, 673416, 748240, 778320, 823860, 841770, 860476, 1075595, 1098480, 1122360, 1290714, 1346832, 1647720, 1683540, 1720952, 1936071, 2151190, 2244720, 2581428, 3226785, 3295440, 3367080, 3441904, 3872142, 4302380, 5162856, 6453570, 6734160, 7744284, 8604760, 9680355, 10325712, 12907140, 15488568, 17209520, 19360710, 25814280, 30977136, 38721420, 51628560, 77442840, 154885680]

約数ペア:

[(1, 154885680), (2, 77442840), (3, 51628560), (4, 38721420), (5, 30977136), (6, 25814280), (8, 19360710), (9, 17209520), (10, 15488568), (12, 12907140), (15, 10325712), (16, 9680355), (18, 8604760), (20, 7744284), (23, 6734160), (24, 6453570), (30, 5162856), (36, 4302380), (40, 3872142), (45, 3441904), (46, 3367080), (47, 3295440), (48, 3226785), (60, 2581428), (69, 2244720), (72, 2151190), (80, 1936071), (90, 1720952), (92, 1683540), (94, 1647720), (115, 1346832), (120, 1290714), (138, 1122360), (141, 1098480), (144, 1075595), (180, 860476), (184, 841770), (188, 823860), (199, 778320), (207, 748240), (230, 673416), (235, 659088), (240, 645357), (276, 561180), (282, 549240), (345, 448944), (360, 430238), (368, 420885), (376, 411930), (398, 389160), (414, 374120), (423, 366160), (460, 336708), (470, 329544), (552, 280590), (564, 274620), (597, 259440), (690, 224472), (705, 219696), (720, 215119), (752, 205965), (796, 194580), (828, 187060), (846, 183080), (920, 168354), (940, 164772), (995, 155664), (1035, 149648), (1081, 143280), (1104, 140295), (1128, 137310), (1194, 129720), (1380, 112236), (1410, 109848), (1592, 97290), (1656, 93530), (1692, 91540), (1791, 86480), (1840, 84177), (1880, 82386), (1990, 77832), (2070, 74824), (2115, 73232), (2162, 71640), (2256, 68655), (2388, 64860), (2760, 56118), (2820, 54924), (2985, 51888), (3184, 48645), (3243, 47760), (3312, 46765), (3384, 45770), (3582, 43240), (3760, 41193), (3980, 38916), (4140, 37412), (4230, 36616), (4324, 35820), (4577, 33840), (4776, 32430), (5405, 28656), (5520, 28059), (5640, 27462), (5970, 25944), (6486, 23880), (6768, 22885), (7164, 21620), (7960, 19458), (8280, 18706), (8460, 18308), (8648, 17910), (8955, 17296), (9154, 16920), (9353, 16560), (9552, 16215), (9729, 15920), (10810, 14328), (11280, 13731), (11940, 12972)]