1289135970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{27077}}^1$

素因数の和:27136

約数の個数: 72

約数和(自身を含む): 3503947356

約数和(自身を除く): 2214811386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 529, 690, 1035, 1058, 1587, 2070, 2645, 3174, 4761, 5290, 7935, 9522, 15870, 23805, 27077, 47610, 54154, 81231, 135385, 162462, 243693, 270770, 406155, 487386, 622771, 812310, 1218465, 1245542, 1868313, 2436930, 3113855, 3736626, 5604939, 6227710, 9341565, 11209878, 14323733, 18683130, 28024695, 28647466, 42971199, 56049390, 71618665, 85942398, 128913597, 143237330, 214855995, 257827194, 429711990, 644567985, 1289135970]

約数ペア:

[(1, 1289135970), (2, 644567985), (3, 429711990), (5, 257827194), (6, 214855995), (9, 143237330), (10, 128913597), (15, 85942398), (18, 71618665), (23, 56049390), (30, 42971199), (45, 28647466), (46, 28024695), (69, 18683130), (90, 14323733), (115, 11209878), (138, 9341565), (207, 6227710), (230, 5604939), (345, 3736626), (414, 3113855), (529, 2436930), (690, 1868313), (1035, 1245542), (1058, 1218465), (1587, 812310), (2070, 622771), (2645, 487386), (3174, 406155), (4761, 270770), (5290, 243693), (7935, 162462), (9522, 135385), (15870, 81231), (23805, 54154), (27077, 47610)]