219873920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2887}}^1$

素因数の和:2930

約数の個数: 128

約数和(自身を含む): 636284160

約数和(自身を除く): 416410240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 2887, 3808, 4480, 4760, 5440, 5774, 7616, 9520, 10880, 11548, 14435, 15232, 19040, 20209, 23096, 28870, 38080, 40418, 46192, 49079, 57740, 76160, 80836, 92384, 98158, 101045, 115480, 161672, 184768, 196316, 202090, 230960, 245395, 323344, 343553, 369536, 392632, 404180, 461920, 490790, 646688, 687106, 785264, 808360, 923840, 981580, 1293376, 1374212, 1570528, 1616720, 1717765, 1847680, 1963160, 2586752, 2748424, 3141056, 3233440, 3435530, 3926320, 5496848, 6282112, 6466880, 6871060, 7852640, 10993696, 12933760, 13742120, 15705280, 21987392, 27484240, 31410560, 43974784, 54968480, 109936960, 219873920]

約数ペア:

[(1, 219873920), (2, 109936960), (4, 54968480), (5, 43974784), (7, 31410560), (8, 27484240), (10, 21987392), (14, 15705280), (16, 13742120), (17, 12933760), (20, 10993696), (28, 7852640), (32, 6871060), (34, 6466880), (35, 6282112), (40, 5496848), (56, 3926320), (64, 3435530), (68, 3233440), (70, 3141056), (80, 2748424), (85, 2586752), (112, 1963160), (119, 1847680), (128, 1717765), (136, 1616720), (140, 1570528), (160, 1374212), (170, 1293376), (224, 981580), (238, 923840), (272, 808360), (280, 785264), (320, 687106), (340, 646688), (448, 490790), (476, 461920), (544, 404180), (560, 392632), (595, 369536), (640, 343553), (680, 323344), (896, 245395), (952, 230960), (1088, 202090), (1120, 196316), (1190, 184768), (1360, 161672), (1904, 115480), (2176, 101045), (2240, 98158), (2380, 92384), (2720, 80836), (2887, 76160), (3808, 57740), (4480, 49079), (4760, 46192), (5440, 40418), (5774, 38080), (7616, 28870), (9520, 23096), (10880, 20209), (11548, 19040), (14435, 15232)]