216935680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13037}}^1$

素因数の和:13071

約数の個数: 72

約数和(自身を含む): 559643112

約数和(自身を除く): 342707432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 13037, 16640, 26074, 52148, 65185, 104296, 130370, 169481, 208592, 260740, 338962, 417184, 521480, 677924, 834368, 847405, 1042960, 1355848, 1668736, 1694810, 2085920, 2711696, 3337472, 3389620, 4171840, 5423392, 6779240, 8343680, 10846784, 13558480, 16687360, 21693568, 27116960, 43387136, 54233920, 108467840, 216935680]

約数ペア:

[(1, 216935680), (2, 108467840), (4, 54233920), (5, 43387136), (8, 27116960), (10, 21693568), (13, 16687360), (16, 13558480), (20, 10846784), (26, 8343680), (32, 6779240), (40, 5423392), (52, 4171840), (64, 3389620), (65, 3337472), (80, 2711696), (104, 2085920), (128, 1694810), (130, 1668736), (160, 1355848), (208, 1042960), (256, 847405), (260, 834368), (320, 677924), (416, 521480), (520, 417184), (640, 338962), (832, 260740), (1040, 208592), (1280, 169481), (1664, 130370), (2080, 104296), (3328, 65185), (4160, 52148), (8320, 26074), (13037, 16640)]