210903588

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 639242240

約数和(自身を除く): 428338652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 139, 162, 189, 223, 243, 252, 278, 324, 378, 417, 446, 486, 556, 567, 669, 756, 834, 892, 972, 973, 1134, 1251, 1338, 1561, 1668, 1701, 1946, 2007, 2268, 2502, 2676, 2919, 3122, 3402, 3753, 3892, 4014, 4683, 5004, 5838, 6021, 6244, 6804, 7506, 8028, 8757, 9366, 11259, 11676, 12042, 14049, 15012, 17514, 18063, 18732, 22518, 24084, 26271, 28098, 30997, 33777, 35028, 36126, 42147, 45036, 52542, 54189, 56196, 61994, 67554, 72252, 78813, 84294, 92991, 105084, 108378, 123988, 126441, 135108, 157626, 168588, 185982, 216756, 216979, 236439, 252882, 278973, 315252, 371964, 379323, 433958, 472878, 505764, 557946, 650937, 758646, 836919, 867916, 945756, 1115892, 1301874, 1517292, 1673838, 1952811, 2510757, 2603748, 3347676, 3905622, 5021514, 5858433, 7532271, 7811244, 10043028, 11716866, 15064542, 17575299, 23433732, 30129084, 35150598, 52725897, 70301196, 105451794, 210903588]

約数ペア:

[(1, 210903588), (2, 105451794), (3, 70301196), (4, 52725897), (6, 35150598), (7, 30129084), (9, 23433732), (12, 17575299), (14, 15064542), (18, 11716866), (21, 10043028), (27, 7811244), (28, 7532271), (36, 5858433), (42, 5021514), (54, 3905622), (63, 3347676), (81, 2603748), (84, 2510757), (108, 1952811), (126, 1673838), (139, 1517292), (162, 1301874), (189, 1115892), (223, 945756), (243, 867916), (252, 836919), (278, 758646), (324, 650937), (378, 557946), (417, 505764), (446, 472878), (486, 433958), (556, 379323), (567, 371964), (669, 315252), (756, 278973), (834, 252882), (892, 236439), (972, 216979), (973, 216756), (1134, 185982), (1251, 168588), (1338, 157626), (1561, 135108), (1668, 126441), (1701, 123988), (1946, 108378), (2007, 105084), (2268, 92991), (2502, 84294), (2676, 78813), (2919, 72252), (3122, 67554), (3402, 61994), (3753, 56196), (3892, 54189), (4014, 52542), (4683, 45036), (5004, 42147), (5838, 36126), (6021, 35028), (6244, 33777), (6804, 30997), (7506, 28098), (8028, 26271), (8757, 24084), (9366, 22518), (11259, 18732), (11676, 18063), (12042, 17514), (14049, 15012)]