221497848

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 740275200

約数和(自身を除く): 518777352

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 44, 52, 54, 66, 71, 72, 78, 88, 99, 101, 104, 108, 117, 132, 142, 143, 156, 198, 202, 213, 216, 234, 264, 284, 286, 297, 303, 312, 351, 396, 404, 426, 429, 468, 568, 572, 594, 606, 639, 702, 781, 792, 808, 852, 858, 909, 923, 936, 1111, 1144, 1188, 1212, 1278, 1287, 1313, 1404, 1562, 1704, 1716, 1818, 1846, 1917, 2222, 2343, 2376, 2424, 2556, 2574, 2626, 2727, 2769, 2808, 3124, 3333, 3432, 3636, 3692, 3834, 3861, 3939, 4444, 4686, 5112, 5148, 5252, 5454, 5538, 6248, 6666, 7029, 7171, 7272, 7384, 7668, 7722, 7878, 8307, 8888, 9372, 9999, 10153, 10296, 10504, 10908, 11076, 11817, 13332, 14058, 14342, 14443, 15336, 15444, 15756, 16614, 18744, 19998, 20306, 21087, 21513, 21816, 22152, 23634, 24921, 26664, 28116, 28684, 28886, 29997, 30459, 30888, 31512, 33228, 35451, 39996, 40612, 42174, 43026, 43329, 47268, 49842, 56232, 57368, 57772, 59994, 60918, 64539, 66456, 70902, 78881, 79992, 81224, 84348, 86052, 86658, 91377, 93223, 94536, 99684, 115544, 119988, 121836, 129078, 129987, 141804, 157762, 168696, 172104, 173316, 182754, 186446, 193617, 199368, 236643, 239976, 243672, 258156, 259974, 274131, 279669, 283608, 315524, 346632, 365508, 372892, 387234, 389961, 473286, 516312, 519948, 548262, 559338, 631048, 709929, 731016, 745784, 774468, 779922, 839007, 946572, 1025453, 1039896, 1096524, 1118676, 1419858, 1548936, 1559844, 1678014, 1893144, 2050906, 2129787, 2193048, 2237352, 2517021, 2839716, 3076359, 3119688, 3356028, 4101812, 4259574, 5034042, 5679432, 6152718, 6712056, 8203624, 8519148, 9229077, 10068084, 12305436, 17038296, 18458154, 20136168, 24610872, 27687231, 36916308, 55374462, 73832616, 110748924, 221497848]

約数ペア:

[(1, 221497848), (2, 110748924), (3, 73832616), (4, 55374462), (6, 36916308), (8, 27687231), (9, 24610872), (11, 20136168), (12, 18458154), (13, 17038296), (18, 12305436), (22, 10068084), (24, 9229077), (26, 8519148), (27, 8203624), (33, 6712056), (36, 6152718), (39, 5679432), (44, 5034042), (52, 4259574), (54, 4101812), (66, 3356028), (71, 3119688), (72, 3076359), (78, 2839716), (88, 2517021), (99, 2237352), (101, 2193048), (104, 2129787), (108, 2050906), (117, 1893144), (132, 1678014), (142, 1559844), (143, 1548936), (156, 1419858), (198, 1118676), (202, 1096524), (213, 1039896), (216, 1025453), (234, 946572), (264, 839007), (284, 779922), (286, 774468), (297, 745784), (303, 731016), (312, 709929), (351, 631048), (396, 559338), (404, 548262), (426, 519948), (429, 516312), (468, 473286), (568, 389961), (572, 387234), (594, 372892), (606, 365508), (639, 346632), (702, 315524), (781, 283608), (792, 279669), (808, 274131), (852, 259974), (858, 258156), (909, 243672), (923, 239976), (936, 236643), (1111, 199368), (1144, 193617), (1188, 186446), (1212, 182754), (1278, 173316), (1287, 172104), (1313, 168696), (1404, 157762), (1562, 141804), (1704, 129987), (1716, 129078), (1818, 121836), (1846, 119988), (1917, 115544), (2222, 99684), (2343, 94536), (2376, 93223), (2424, 91377), (2556, 86658), (2574, 86052), (2626, 84348), (2727, 81224), (2769, 79992), (2808, 78881), (3124, 70902), (3333, 66456), (3432, 64539), (3636, 60918), (3692, 59994), (3834, 57772), (3861, 57368), (3939, 56232), (4444, 49842), (4686, 47268), (5112, 43329), (5148, 43026), (5252, 42174), (5454, 40612), (5538, 39996), (6248, 35451), (6666, 33228), (7029, 31512), (7171, 30888), (7272, 30459), (7384, 29997), (7668, 28886), (7722, 28684), (7878, 28116), (8307, 26664), (8888, 24921), (9372, 23634), (9999, 22152), (10153, 21816), (10296, 21513), (10504, 21087), (10908, 20306), (11076, 19998), (11817, 18744), (13332, 16614), (14058, 15756), (14342, 15444), (14443, 15336)]