210691840

素因数分解:

$2^8\times 5^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 507508848

約数和(自身を除く): 296817008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 482, 640, 683, 964, 1205, 1280, 1366, 1928, 2410, 2732, 3415, 3856, 4820, 5464, 6830, 7712, 9640, 10928, 13660, 15424, 19280, 21856, 27320, 30848, 38560, 43712, 54640, 61696, 77120, 87424, 109280, 154240, 164603, 174848, 218560, 308480, 329206, 437120, 658412, 823015, 874240, 1316824, 1646030, 2633648, 3292060, 5267296, 6584120, 10534592, 13168240, 21069184, 26336480, 42138368, 52672960, 105345920, 210691840]

約数ペア:

[(1, 210691840), (2, 105345920), (4, 52672960), (5, 42138368), (8, 26336480), (10, 21069184), (16, 13168240), (20, 10534592), (32, 6584120), (40, 5267296), (64, 3292060), (80, 2633648), (128, 1646030), (160, 1316824), (241, 874240), (256, 823015), (320, 658412), (482, 437120), (640, 329206), (683, 308480), (964, 218560), (1205, 174848), (1280, 164603), (1366, 154240), (1928, 109280), (2410, 87424), (2732, 77120), (3415, 61696), (3856, 54640), (4820, 43712), (5464, 38560), (6830, 30848), (7712, 27320), (9640, 21856), (10928, 19280), (13660, 15424)]