87008320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:241

約数の個数: 168

約数和(自身を含む): 250179840

約数和(自身を除く): 163171520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 179, 196, 217, 224, 245, 248, 280, 310, 320, 358, 392, 434, 448, 490, 496, 560, 620, 716, 784, 868, 895, 980, 992, 1085, 1120, 1240, 1253, 1432, 1519, 1568, 1736, 1790, 1960, 1984, 2170, 2240, 2480, 2506, 2864, 3038, 3136, 3472, 3580, 3920, 4340, 4960, 5012, 5549, 5728, 6076, 6265, 6944, 7160, 7595, 7840, 8680, 8771, 9920, 10024, 11098, 11456, 12152, 12530, 13888, 14320, 15190, 15680, 17360, 17542, 20048, 22196, 24304, 25060, 27745, 28640, 30380, 34720, 35084, 38843, 40096, 43855, 44392, 48608, 50120, 55490, 57280, 60760, 69440, 70168, 77686, 80192, 87710, 88784, 97216, 100240, 110980, 121520, 140336, 155372, 175420, 177568, 194215, 200480, 221960, 243040, 271901, 280672, 310744, 350840, 355136, 388430, 400960, 443920, 486080, 543802, 561344, 621488, 701680, 776860, 887840, 1087604, 1242976, 1359505, 1403360, 1553720, 1775680, 2175208, 2485952, 2719010, 2806720, 3107440, 4350416, 5438020, 6214880, 8700832, 10876040, 12429760, 17401664, 21752080, 43504160, 87008320]

約数ペア:

[(1, 87008320), (2, 43504160), (4, 21752080), (5, 17401664), (7, 12429760), (8, 10876040), (10, 8700832), (14, 6214880), (16, 5438020), (20, 4350416), (28, 3107440), (31, 2806720), (32, 2719010), (35, 2485952), (40, 2175208), (49, 1775680), (56, 1553720), (62, 1403360), (64, 1359505), (70, 1242976), (80, 1087604), (98, 887840), (112, 776860), (124, 701680), (140, 621488), (155, 561344), (160, 543802), (179, 486080), (196, 443920), (217, 400960), (224, 388430), (245, 355136), (248, 350840), (280, 310744), (310, 280672), (320, 271901), (358, 243040), (392, 221960), (434, 200480), (448, 194215), (490, 177568), (496, 175420), (560, 155372), (620, 140336), (716, 121520), (784, 110980), (868, 100240), (895, 97216), (980, 88784), (992, 87710), (1085, 80192), (1120, 77686), (1240, 70168), (1253, 69440), (1432, 60760), (1519, 57280), (1568, 55490), (1736, 50120), (1790, 48608), (1960, 44392), (1984, 43855), (2170, 40096), (2240, 38843), (2480, 35084), (2506, 34720), (2864, 30380), (3038, 28640), (3136, 27745), (3472, 25060), (3580, 24304), (3920, 22196), (4340, 20048), (4960, 17542), (5012, 17360), (5549, 15680), (5728, 15190), (6076, 14320), (6265, 13888), (6944, 12530), (7160, 12152), (7595, 11456), (7840, 11098), (8680, 10024), (8771, 9920)]