209434240

素因数分解:

$2^7\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1429}}^1$

素因数の和:1677

約数の個数: 64

約数和(自身を含む): 503217000

約数和(自身を除く): 293782760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 320, 458, 640, 916, 1145, 1429, 1832, 2290, 2858, 3664, 4580, 5716, 7145, 7328, 9160, 11432, 14290, 14656, 18320, 22864, 28580, 29312, 36640, 45728, 57160, 73280, 91456, 114320, 146560, 182912, 228640, 327241, 457280, 654482, 914560, 1308964, 1636205, 2617928, 3272410, 5235856, 6544820, 10471712, 13089640, 20943424, 26179280, 41886848, 52358560, 104717120, 209434240]

約数ペア:

[(1, 209434240), (2, 104717120), (4, 52358560), (5, 41886848), (8, 26179280), (10, 20943424), (16, 13089640), (20, 10471712), (32, 6544820), (40, 5235856), (64, 3272410), (80, 2617928), (128, 1636205), (160, 1308964), (229, 914560), (320, 654482), (458, 457280), (640, 327241), (916, 228640), (1145, 182912), (1429, 146560), (1832, 114320), (2290, 91456), (2858, 73280), (3664, 57160), (4580, 45728), (5716, 36640), (7145, 29312), (7328, 28580), (9160, 22864), (11432, 18320), (14290, 14656)]