211734400

素因数分解:

$2^7\times 5^2\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 528180480

約数和(自身を除く): 316446080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 320, 400, 508, 521, 635, 640, 800, 1016, 1042, 1270, 1600, 2032, 2084, 2540, 2605, 3175, 3200, 4064, 4168, 5080, 5210, 6350, 8128, 8336, 10160, 10420, 12700, 13025, 16256, 16672, 20320, 20840, 25400, 26050, 33344, 40640, 41680, 50800, 52100, 66167, 66688, 81280, 83360, 101600, 104200, 132334, 166720, 203200, 208400, 264668, 330835, 333440, 406400, 416800, 529336, 661670, 833600, 1058672, 1323340, 1654175, 1667200, 2117344, 2646680, 3308350, 4234688, 5293360, 6616700, 8469376, 10586720, 13233400, 21173440, 26466800, 42346880, 52933600, 105867200, 211734400]

約数ペア:

[(1, 211734400), (2, 105867200), (4, 52933600), (5, 42346880), (8, 26466800), (10, 21173440), (16, 13233400), (20, 10586720), (25, 8469376), (32, 6616700), (40, 5293360), (50, 4234688), (64, 3308350), (80, 2646680), (100, 2117344), (127, 1667200), (128, 1654175), (160, 1323340), (200, 1058672), (254, 833600), (320, 661670), (400, 529336), (508, 416800), (521, 406400), (635, 333440), (640, 330835), (800, 264668), (1016, 208400), (1042, 203200), (1270, 166720), (1600, 132334), (2032, 104200), (2084, 101600), (2540, 83360), (2605, 81280), (3175, 66688), (3200, 66167), (4064, 52100), (4168, 50800), (5080, 41680), (5210, 40640), (6350, 33344), (8128, 26050), (8336, 25400), (10160, 20840), (10420, 20320), (12700, 16672), (13025, 16256)]