64729440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:669

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 159348960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 569, 632, 711, 720, 790, 948, 1138, 1185, 1264, 1422, 1440, 1580, 1707, 1896, 2276, 2370, 2528, 2844, 2845, 3160, 3414, 3555, 3792, 4552, 4740, 5121, 5688, 5690, 6320, 6828, 7110, 7584, 8535, 9104, 9480, 10242, 11376, 11380, 12640, 13656, 14220, 17070, 18208, 18960, 20484, 22752, 22760, 25605, 27312, 28440, 34140, 37920, 40968, 44951, 45520, 51210, 54624, 56880, 68280, 81936, 89902, 91040, 102420, 113760, 134853, 136560, 163872, 179804, 204840, 224755, 269706, 273120, 359608, 404559, 409680, 449510, 539412, 674265, 719216, 809118, 819360, 899020, 1078824, 1348530, 1438432, 1618236, 1798040, 2022795, 2157648, 2697060, 3236472, 3596080, 4045590, 4315296, 5394120, 6472944, 7192160, 8091180, 10788240, 12945888, 16182360, 21576480, 32364720, 64729440]

約数ペア:

[(1, 64729440), (2, 32364720), (3, 21576480), (4, 16182360), (5, 12945888), (6, 10788240), (8, 8091180), (9, 7192160), (10, 6472944), (12, 5394120), (15, 4315296), (16, 4045590), (18, 3596080), (20, 3236472), (24, 2697060), (30, 2157648), (32, 2022795), (36, 1798040), (40, 1618236), (45, 1438432), (48, 1348530), (60, 1078824), (72, 899020), (79, 819360), (80, 809118), (90, 719216), (96, 674265), (120, 539412), (144, 449510), (158, 409680), (160, 404559), (180, 359608), (237, 273120), (240, 269706), (288, 224755), (316, 204840), (360, 179804), (395, 163872), (474, 136560), (480, 134853), (569, 113760), (632, 102420), (711, 91040), (720, 89902), (790, 81936), (948, 68280), (1138, 56880), (1185, 54624), (1264, 51210), (1422, 45520), (1440, 44951), (1580, 40968), (1707, 37920), (1896, 34140), (2276, 28440), (2370, 27312), (2528, 25605), (2844, 22760), (2845, 22752), (3160, 20484), (3414, 18960), (3555, 18208), (3792, 17070), (4552, 14220), (4740, 13656), (5121, 12640), (5688, 11380), (5690, 11376), (6320, 10242), (6828, 9480), (7110, 9104), (7584, 8535)]