15350720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 46908720

約数和(自身を除く): 31558000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 89, 98, 110, 112, 140, 154, 160, 176, 178, 196, 220, 224, 245, 280, 308, 320, 352, 356, 385, 392, 440, 445, 448, 490, 539, 560, 616, 623, 704, 712, 770, 784, 880, 890, 979, 980, 1078, 1120, 1232, 1246, 1424, 1540, 1568, 1760, 1780, 1958, 1960, 2156, 2240, 2464, 2492, 2695, 2848, 3080, 3115, 3136, 3520, 3560, 3916, 3920, 4312, 4361, 4895, 4928, 4984, 5390, 5696, 6160, 6230, 6853, 7120, 7832, 7840, 8624, 8722, 9790, 9968, 10780, 12320, 12460, 13706, 14240, 15664, 15680, 17248, 17444, 19580, 19936, 21560, 21805, 24640, 24920, 27412, 28480, 31328, 34265, 34496, 34888, 39160, 39872, 43120, 43610, 47971, 49840, 54824, 62656, 68530, 69776, 78320, 86240, 87220, 95942, 99680, 109648, 137060, 139552, 156640, 172480, 174440, 191884, 199360, 219296, 239855, 274120, 279104, 313280, 348880, 383768, 438592, 479710, 548240, 697760, 767536, 959420, 1096480, 1395520, 1535072, 1918840, 2192960, 3070144, 3837680, 7675360, 15350720]

約数ペア:

[(1, 15350720), (2, 7675360), (4, 3837680), (5, 3070144), (7, 2192960), (8, 1918840), (10, 1535072), (11, 1395520), (14, 1096480), (16, 959420), (20, 767536), (22, 697760), (28, 548240), (32, 479710), (35, 438592), (40, 383768), (44, 348880), (49, 313280), (55, 279104), (56, 274120), (64, 239855), (70, 219296), (77, 199360), (80, 191884), (88, 174440), (89, 172480), (98, 156640), (110, 139552), (112, 137060), (140, 109648), (154, 99680), (160, 95942), (176, 87220), (178, 86240), (196, 78320), (220, 69776), (224, 68530), (245, 62656), (280, 54824), (308, 49840), (320, 47971), (352, 43610), (356, 43120), (385, 39872), (392, 39160), (440, 34888), (445, 34496), (448, 34265), (490, 31328), (539, 28480), (560, 27412), (616, 24920), (623, 24640), (704, 21805), (712, 21560), (770, 19936), (784, 19580), (880, 17444), (890, 17248), (979, 15680), (980, 15664), (1078, 14240), (1120, 13706), (1232, 12460), (1246, 12320), (1424, 10780), (1540, 9968), (1568, 9790), (1760, 8722), (1780, 8624), (1958, 7840), (1960, 7832), (2156, 7120), (2240, 6853), (2464, 6230), (2492, 6160), (2695, 5696), (2848, 5390), (3080, 4984), (3115, 4928), (3136, 4895), (3520, 4361), (3560, 4312), (3916, 3920)]