71543340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1620

約数の個数: 144

約数和(自身を含む): 247193856

約数和(自身を除く): 175650516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1518, 1571, 1980, 2070, 2277, 2530, 3036, 3142, 3795, 4140, 4554, 4713, 5060, 6284, 7590, 7855, 9108, 9426, 11385, 14139, 15180, 15710, 17281, 18852, 22770, 23565, 28278, 31420, 34562, 36133, 45540, 47130, 51843, 56556, 69124, 70695, 72266, 86405, 94260, 103686, 108399, 141390, 144532, 155529, 172810, 180665, 207372, 216798, 259215, 282780, 311058, 325197, 345620, 361330, 397463, 433596, 518430, 541995, 622116, 650394, 722660, 777645, 794926, 1036860, 1083990, 1192389, 1300788, 1555290, 1589852, 1625985, 1987315, 2167980, 2384778, 3110580, 3251970, 3577167, 3974630, 4769556, 5961945, 6503940, 7154334, 7949260, 11923890, 14308668, 17885835, 23847780, 35771670, 71543340]

約数ペア:

[(1, 71543340), (2, 35771670), (3, 23847780), (4, 17885835), (5, 14308668), (6, 11923890), (9, 7949260), (10, 7154334), (11, 6503940), (12, 5961945), (15, 4769556), (18, 3974630), (20, 3577167), (22, 3251970), (23, 3110580), (30, 2384778), (33, 2167980), (36, 1987315), (44, 1625985), (45, 1589852), (46, 1555290), (55, 1300788), (60, 1192389), (66, 1083990), (69, 1036860), (90, 794926), (92, 777645), (99, 722660), (110, 650394), (115, 622116), (132, 541995), (138, 518430), (165, 433596), (180, 397463), (198, 361330), (207, 345620), (220, 325197), (230, 311058), (253, 282780), (276, 259215), (330, 216798), (345, 207372), (396, 180665), (414, 172810), (460, 155529), (495, 144532), (506, 141390), (660, 108399), (690, 103686), (759, 94260), (828, 86405), (990, 72266), (1012, 70695), (1035, 69124), (1265, 56556), (1380, 51843), (1518, 47130), (1571, 45540), (1980, 36133), (2070, 34562), (2277, 31420), (2530, 28278), (3036, 23565), (3142, 22770), (3795, 18852), (4140, 17281), (4554, 15710), (4713, 15180), (5060, 14139), (6284, 11385), (7590, 9426), (7855, 9108)]