347796340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 775934208

約数和(自身を除く): 428137868

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 463, 529, 710, 926, 1058, 1420, 1633, 1852, 2116, 2315, 2645, 3266, 4630, 5290, 6532, 8165, 9260, 10580, 10649, 16330, 21298, 32660, 32873, 37559, 42596, 53245, 65746, 75118, 106490, 131492, 150236, 164365, 187795, 212980, 244927, 328730, 375590, 489854, 657460, 751180, 756079, 979708, 1224635, 1512158, 2449270, 3024316, 3780395, 4898540, 7560790, 15121580, 17389817, 34779634, 69559268, 86949085, 173898170, 347796340]

約数ペア:

[(1, 347796340), (2, 173898170), (4, 86949085), (5, 69559268), (10, 34779634), (20, 17389817), (23, 15121580), (46, 7560790), (71, 4898540), (92, 3780395), (115, 3024316), (142, 2449270), (230, 1512158), (284, 1224635), (355, 979708), (460, 756079), (463, 751180), (529, 657460), (710, 489854), (926, 375590), (1058, 328730), (1420, 244927), (1633, 212980), (1852, 187795), (2116, 164365), (2315, 150236), (2645, 131492), (3266, 106490), (4630, 75118), (5290, 65746), (6532, 53245), (8165, 42596), (9260, 37559), (10580, 32873), (10649, 32660), (16330, 21298)]