201917880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 717926400

約数和(自身を除く): 516008520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 37, 40, 45, 54, 60, 62, 72, 74, 90, 93, 108, 111, 120, 124, 135, 148, 155, 163, 180, 185, 186, 216, 222, 248, 270, 279, 296, 310, 326, 333, 360, 370, 372, 444, 465, 489, 540, 555, 558, 620, 652, 666, 740, 744, 815, 837, 888, 930, 978, 999, 1080, 1110, 1116, 1147, 1240, 1304, 1332, 1395, 1467, 1480, 1630, 1665, 1674, 1860, 1956, 1998, 2220, 2232, 2294, 2445, 2664, 2790, 2934, 3260, 3330, 3348, 3441, 3720, 3912, 3996, 4185, 4401, 4440, 4588, 4890, 4995, 5053, 5580, 5735, 5868, 6031, 6520, 6660, 6696, 6882, 7335, 7992, 8370, 8802, 9176, 9780, 9990, 10106, 10323, 11160, 11470, 11736, 12062, 13320, 13764, 14670, 15159, 16740, 17205, 17604, 18093, 19560, 19980, 20212, 20646, 22005, 22940, 24124, 25265, 27528, 29340, 30155, 30318, 30969, 33480, 34410, 35208, 36186, 39960, 40424, 41292, 44010, 45477, 45880, 48248, 50530, 51615, 54279, 58680, 60310, 60636, 61938, 68820, 72372, 75795, 82584, 88020, 90465, 90954, 101060, 103230, 108558, 120620, 121272, 123876, 136431, 137640, 144744, 151590, 154845, 162837, 176040, 180930, 181908, 186961, 202120, 206460, 217116, 227385, 241240, 247752, 271395, 272862, 303180, 309690, 325674, 361860, 363816, 373922, 412920, 434232, 454770, 542790, 545724, 560883, 606360, 619380, 651348, 682155, 723720, 747844, 814185, 909540, 934805, 1085580, 1091448, 1121766, 1238760, 1302696, 1364310, 1495688, 1628370, 1682649, 1819080, 1869610, 2171160, 2243532, 2728620, 2804415, 3256740, 3365298, 3739220, 4487064, 5047947, 5457240, 5608830, 6513480, 6730596, 7478440, 8413245, 10095894, 11217660, 13461192, 16826490, 20191788, 22435320, 25239735, 33652980, 40383576, 50479470, 67305960, 100958940, 201917880]

約数ペア:

[(1, 201917880), (2, 100958940), (3, 67305960), (4, 50479470), (5, 40383576), (6, 33652980), (8, 25239735), (9, 22435320), (10, 20191788), (12, 16826490), (15, 13461192), (18, 11217660), (20, 10095894), (24, 8413245), (27, 7478440), (30, 6730596), (31, 6513480), (36, 5608830), (37, 5457240), (40, 5047947), (45, 4487064), (54, 3739220), (60, 3365298), (62, 3256740), (72, 2804415), (74, 2728620), (90, 2243532), (93, 2171160), (108, 1869610), (111, 1819080), (120, 1682649), (124, 1628370), (135, 1495688), (148, 1364310), (155, 1302696), (163, 1238760), (180, 1121766), (185, 1091448), (186, 1085580), (216, 934805), (222, 909540), (248, 814185), (270, 747844), (279, 723720), (296, 682155), (310, 651348), (326, 619380), (333, 606360), (360, 560883), (370, 545724), (372, 542790), (444, 454770), (465, 434232), (489, 412920), (540, 373922), (555, 363816), (558, 361860), (620, 325674), (652, 309690), (666, 303180), (740, 272862), (744, 271395), (815, 247752), (837, 241240), (888, 227385), (930, 217116), (978, 206460), (999, 202120), (1080, 186961), (1110, 181908), (1116, 180930), (1147, 176040), (1240, 162837), (1304, 154845), (1332, 151590), (1395, 144744), (1467, 137640), (1480, 136431), (1630, 123876), (1665, 121272), (1674, 120620), (1860, 108558), (1956, 103230), (1998, 101060), (2220, 90954), (2232, 90465), (2294, 88020), (2445, 82584), (2664, 75795), (2790, 72372), (2934, 68820), (3260, 61938), (3330, 60636), (3348, 60310), (3441, 58680), (3720, 54279), (3912, 51615), (3996, 50530), (4185, 48248), (4401, 45880), (4440, 45477), (4588, 44010), (4890, 41292), (4995, 40424), (5053, 39960), (5580, 36186), (5735, 35208), (5868, 34410), (6031, 33480), (6520, 30969), (6660, 30318), (6696, 30155), (6882, 29340), (7335, 27528), (7992, 25265), (8370, 24124), (8802, 22940), (9176, 22005), (9780, 20646), (9990, 20212), (10106, 19980), (10323, 19560), (11160, 18093), (11470, 17604), (11736, 17205), (12062, 16740), (13320, 15159), (13764, 14670)]