211815420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 665280000

約数和(自身を除く): 453464580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 43, 57, 58, 60, 76, 86, 87, 95, 114, 116, 129, 145, 149, 172, 174, 190, 215, 228, 258, 285, 290, 298, 348, 380, 430, 435, 447, 516, 551, 570, 580, 596, 645, 745, 817, 860, 870, 894, 1102, 1140, 1247, 1290, 1490, 1634, 1653, 1740, 1788, 2204, 2235, 2451, 2494, 2580, 2755, 2831, 2980, 3268, 3306, 3741, 4085, 4321, 4470, 4902, 4988, 5510, 5662, 6235, 6407, 6612, 7482, 8170, 8265, 8493, 8642, 8940, 9804, 11020, 11324, 12255, 12470, 12814, 12963, 14155, 14964, 16340, 16530, 16986, 17284, 18705, 19221, 21605, 23693, 24510, 24940, 25628, 25926, 28310, 32035, 33060, 33972, 37410, 38442, 42465, 43210, 47386, 49020, 51852, 56620, 64070, 64815, 71079, 74820, 76884, 82099, 84930, 86420, 94772, 96105, 118465, 121733, 128140, 129630, 142158, 164198, 169860, 185803, 192210, 236930, 243466, 246297, 259260, 284316, 328396, 355395, 365199, 371606, 384420, 410495, 473860, 486932, 492594, 557409, 608665, 710790, 730398, 743212, 820990, 929015, 985188, 1114818, 1217330, 1231485, 1421580, 1460796, 1641980, 1825995, 1858030, 2229636, 2434660, 2462970, 2787045, 3530257, 3651990, 3716060, 4925940, 5574090, 7060514, 7303980, 10590771, 11148180, 14121028, 17651285, 21181542, 35302570, 42363084, 52953855, 70605140, 105907710, 211815420]

約数ペア:

[(1, 211815420), (2, 105907710), (3, 70605140), (4, 52953855), (5, 42363084), (6, 35302570), (10, 21181542), (12, 17651285), (15, 14121028), (19, 11148180), (20, 10590771), (29, 7303980), (30, 7060514), (38, 5574090), (43, 4925940), (57, 3716060), (58, 3651990), (60, 3530257), (76, 2787045), (86, 2462970), (87, 2434660), (95, 2229636), (114, 1858030), (116, 1825995), (129, 1641980), (145, 1460796), (149, 1421580), (172, 1231485), (174, 1217330), (190, 1114818), (215, 985188), (228, 929015), (258, 820990), (285, 743212), (290, 730398), (298, 710790), (348, 608665), (380, 557409), (430, 492594), (435, 486932), (447, 473860), (516, 410495), (551, 384420), (570, 371606), (580, 365199), (596, 355395), (645, 328396), (745, 284316), (817, 259260), (860, 246297), (870, 243466), (894, 236930), (1102, 192210), (1140, 185803), (1247, 169860), (1290, 164198), (1490, 142158), (1634, 129630), (1653, 128140), (1740, 121733), (1788, 118465), (2204, 96105), (2235, 94772), (2451, 86420), (2494, 84930), (2580, 82099), (2755, 76884), (2831, 74820), (2980, 71079), (3268, 64815), (3306, 64070), (3741, 56620), (4085, 51852), (4321, 49020), (4470, 47386), (4902, 43210), (4988, 42465), (5510, 38442), (5662, 37410), (6235, 33972), (6407, 33060), (6612, 32035), (7482, 28310), (8170, 25926), (8265, 25628), (8493, 24940), (8642, 24510), (8940, 23693), (9804, 21605), (11020, 19221), (11324, 18705), (12255, 17284), (12470, 16986), (12814, 16530), (12963, 16340), (14155, 14964)]