1995365988

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^3\times {\mathrm{661}}^1$

素因数の和:717

約数の個数: 240

約数和(自身を含む): 6567082368

約数和(自身を除く): 4571716380

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 121, 126, 132, 154, 162, 189, 198, 231, 242, 252, 297, 308, 324, 363, 378, 396, 462, 484, 567, 594, 661, 693, 726, 756, 847, 891, 924, 1089, 1134, 1188, 1322, 1331, 1386, 1452, 1694, 1782, 1983, 2079, 2178, 2268, 2541, 2644, 2662, 2772, 3267, 3388, 3564, 3966, 3993, 4158, 4356, 4627, 5082, 5324, 5949, 6237, 6534, 7271, 7623, 7932, 7986, 8316, 9254, 9317, 9801, 10164, 11898, 11979, 12474, 13068, 13881, 14542, 15246, 15972, 17847, 18508, 18634, 19602, 21813, 22869, 23796, 23958, 24948, 27762, 27951, 29084, 30492, 35694, 35937, 37268, 39204, 41643, 43626, 45738, 47916, 50897, 53541, 55524, 55902, 65439, 68607, 71388, 71874, 79981, 83286, 83853, 87252, 91476, 101794, 107082, 107811, 111804, 124929, 130878, 137214, 143748, 152691, 159962, 166572, 167706, 196317, 203588, 214164, 215622, 239943, 249858, 251559, 261756, 274428, 305382, 319924, 335412, 374787, 392634, 431244, 458073, 479886, 499716, 503118, 559867, 588951, 610764, 719829, 749574, 754677, 785268, 879791, 916146, 959772, 1006236, 1119734, 1177902, 1374219, 1439658, 1499148, 1509354, 1679601, 1759582, 1832292, 2159487, 2239468, 2355804, 2639373, 2748438, 2879316, 3018708, 3359202, 3519164, 4122657, 4318974, 5038803, 5278746, 5496876, 6158537, 6478461, 6718404, 7918119, 8245314, 8637948, 10077606, 10557492, 12317074, 12956922, 15116409, 15836238, 16490628, 18475611, 20155212, 23754357, 24634148, 25913844, 30232818, 31672476, 36951222, 45349227, 47508714, 55426833, 60465636, 71263071, 73902444, 90698454, 95017428, 110853666, 142526142, 166280499, 181396908, 221707332, 285052284, 332560998, 498841497, 665121996, 997682994, 1995365988]

約数ペア:

[(1, 1995365988), (2, 997682994), (3, 665121996), (4, 498841497), (6, 332560998), (7, 285052284), (9, 221707332), (11, 181396908), (12, 166280499), (14, 142526142), (18, 110853666), (21, 95017428), (22, 90698454), (27, 73902444), (28, 71263071), (33, 60465636), (36, 55426833), (42, 47508714), (44, 45349227), (54, 36951222), (63, 31672476), (66, 30232818), (77, 25913844), (81, 24634148), (84, 23754357), (99, 20155212), (108, 18475611), (121, 16490628), (126, 15836238), (132, 15116409), (154, 12956922), (162, 12317074), (189, 10557492), (198, 10077606), (231, 8637948), (242, 8245314), (252, 7918119), (297, 6718404), (308, 6478461), (324, 6158537), (363, 5496876), (378, 5278746), (396, 5038803), (462, 4318974), (484, 4122657), (567, 3519164), (594, 3359202), (661, 3018708), (693, 2879316), (726, 2748438), (756, 2639373), (847, 2355804), (891, 2239468), (924, 2159487), (1089, 1832292), (1134, 1759582), (1188, 1679601), (1322, 1509354), (1331, 1499148), (1386, 1439658), (1452, 1374219), (1694, 1177902), (1782, 1119734), (1983, 1006236), (2079, 959772), (2178, 916146), (2268, 879791), (2541, 785268), (2644, 754677), (2662, 749574), (2772, 719829), (3267, 610764), (3388, 588951), (3564, 559867), (3966, 503118), (3993, 499716), (4158, 479886), (4356, 458073), (4627, 431244), (5082, 392634), (5324, 374787), (5949, 335412), (6237, 319924), (6534, 305382), (7271, 274428), (7623, 261756), (7932, 251559), (7986, 249858), (8316, 239943), (9254, 215622), (9317, 214164), (9801, 203588), (10164, 196317), (11898, 167706), (11979, 166572), (12474, 159962), (13068, 152691), (13881, 143748), (14542, 137214), (15246, 130878), (15972, 124929), (17847, 111804), (18508, 107811), (18634, 107082), (19602, 101794), (21813, 91476), (22869, 87252), (23796, 83853), (23958, 83286), (24948, 79981), (27762, 71874), (27951, 71388), (29084, 68607), (30492, 65439), (35694, 55902), (35937, 55524), (37268, 53541), (39204, 50897), (41643, 47916), (43626, 45738)]