210494000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:232

約数の個数: 160

約数和(自身を含む): 555714432

約数和(自身を除く): 345220432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 41, 50, 68, 80, 82, 85, 100, 125, 136, 151, 164, 170, 200, 205, 250, 272, 302, 328, 340, 400, 410, 425, 500, 604, 656, 680, 697, 755, 820, 850, 1000, 1025, 1208, 1360, 1394, 1510, 1640, 1700, 2000, 2050, 2125, 2416, 2567, 2788, 3020, 3280, 3400, 3485, 3775, 4100, 4250, 5125, 5134, 5576, 6040, 6191, 6800, 6970, 7550, 8200, 8500, 10250, 10268, 11152, 12080, 12382, 12835, 13940, 15100, 16400, 17000, 17425, 18875, 20500, 20536, 24764, 25670, 27880, 30200, 30955, 34000, 34850, 37750, 41000, 41072, 49528, 51340, 55760, 60400, 61910, 64175, 69700, 75500, 82000, 87125, 99056, 102680, 105247, 123820, 128350, 139400, 151000, 154775, 174250, 205360, 210494, 247640, 256700, 278800, 302000, 309550, 320875, 348500, 420988, 495280, 513400, 526235, 619100, 641750, 697000, 773875, 841976, 1026800, 1052470, 1238200, 1283500, 1394000, 1547750, 1683952, 2104940, 2476400, 2567000, 2631175, 3095500, 4209880, 5134000, 5262350, 6191000, 8419760, 10524700, 12382000, 13155875, 21049400, 26311750, 42098800, 52623500, 105247000, 210494000]

約数ペア:

[(1, 210494000), (2, 105247000), (4, 52623500), (5, 42098800), (8, 26311750), (10, 21049400), (16, 13155875), (17, 12382000), (20, 10524700), (25, 8419760), (34, 6191000), (40, 5262350), (41, 5134000), (50, 4209880), (68, 3095500), (80, 2631175), (82, 2567000), (85, 2476400), (100, 2104940), (125, 1683952), (136, 1547750), (151, 1394000), (164, 1283500), (170, 1238200), (200, 1052470), (205, 1026800), (250, 841976), (272, 773875), (302, 697000), (328, 641750), (340, 619100), (400, 526235), (410, 513400), (425, 495280), (500, 420988), (604, 348500), (656, 320875), (680, 309550), (697, 302000), (755, 278800), (820, 256700), (850, 247640), (1000, 210494), (1025, 205360), (1208, 174250), (1360, 154775), (1394, 151000), (1510, 139400), (1640, 128350), (1700, 123820), (2000, 105247), (2050, 102680), (2125, 99056), (2416, 87125), (2567, 82000), (2788, 75500), (3020, 69700), (3280, 64175), (3400, 61910), (3485, 60400), (3775, 55760), (4100, 51340), (4250, 49528), (5125, 41072), (5134, 41000), (5576, 37750), (6040, 34850), (6191, 34000), (6800, 30955), (6970, 30200), (7550, 27880), (8200, 25670), (8500, 24764), (10250, 20536), (10268, 20500), (11152, 18875), (12080, 17425), (12382, 17000), (12835, 16400), (13940, 15100)]