128297520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1561

約数の個数: 200

約数和(自身を含む): 480188016

約数和(自身を除く): 351890496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 1040, 1053, 1080, 1170, 1296, 1404, 1523, 1560, 1620, 1755, 1872, 2106, 2160, 2340, 2808, 3046, 3120, 3240, 3510, 4212, 4569, 4680, 5265, 5616, 6092, 6480, 7020, 7615, 8424, 9138, 9360, 10530, 12184, 13707, 14040, 15230, 16848, 18276, 19799, 21060, 22845, 24368, 27414, 28080, 30460, 36552, 39598, 41121, 42120, 45690, 54828, 59397, 60920, 68535, 73104, 79196, 82242, 84240, 91380, 98995, 109656, 118794, 121840, 123363, 137070, 158392, 164484, 178191, 182760, 197990, 205605, 219312, 237588, 246726, 274140, 296985, 316784, 328968, 356382, 365520, 395980, 411210, 475176, 493452, 534573, 548280, 593970, 616815, 657936, 712764, 791960, 822420, 890955, 950352, 986904, 1069146, 1096560, 1187940, 1233630, 1425528, 1583920, 1603719, 1644840, 1781910, 1973808, 2138292, 2375880, 2467260, 2672865, 2851056, 3207438, 3289680, 3563820, 4276584, 4751760, 4934520, 5345730, 6414876, 7127640, 8018595, 8553168, 9869040, 10691460, 12829752, 14255280, 16037190, 21382920, 25659504, 32074380, 42765840, 64148760, 128297520]

約数ペア:

[(1, 128297520), (2, 64148760), (3, 42765840), (4, 32074380), (5, 25659504), (6, 21382920), (8, 16037190), (9, 14255280), (10, 12829752), (12, 10691460), (13, 9869040), (15, 8553168), (16, 8018595), (18, 7127640), (20, 6414876), (24, 5345730), (26, 4934520), (27, 4751760), (30, 4276584), (36, 3563820), (39, 3289680), (40, 3207438), (45, 2851056), (48, 2672865), (52, 2467260), (54, 2375880), (60, 2138292), (65, 1973808), (72, 1781910), (78, 1644840), (80, 1603719), (81, 1583920), (90, 1425528), (104, 1233630), (108, 1187940), (117, 1096560), (120, 1069146), (130, 986904), (135, 950352), (144, 890955), (156, 822420), (162, 791960), (180, 712764), (195, 657936), (208, 616815), (216, 593970), (234, 548280), (240, 534573), (260, 493452), (270, 475176), (312, 411210), (324, 395980), (351, 365520), (360, 356382), (390, 328968), (405, 316784), (432, 296985), (468, 274140), (520, 246726), (540, 237588), (585, 219312), (624, 205605), (648, 197990), (702, 182760), (720, 178191), (780, 164484), (810, 158392), (936, 137070), (1040, 123363), (1053, 121840), (1080, 118794), (1170, 109656), (1296, 98995), (1404, 91380), (1523, 84240), (1560, 82242), (1620, 79196), (1755, 73104), (1872, 68535), (2106, 60920), (2160, 59397), (2340, 54828), (2808, 45690), (3046, 42120), (3120, 41121), (3240, 39598), (3510, 36552), (4212, 30460), (4569, 28080), (4680, 27414), (5265, 24368), (5616, 22845), (6092, 21060), (6480, 19799), (7020, 18276), (7615, 16848), (8424, 15230), (9138, 14040), (9360, 13707), (10530, 12184)]