18708160

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:234

約数の個数: 112

約数和(自身を含む): 49926240

約数和(自身を除く): 31218080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 136, 152, 160, 170, 181, 190, 272, 304, 320, 323, 340, 362, 380, 544, 608, 646, 680, 724, 760, 905, 1088, 1216, 1292, 1360, 1448, 1520, 1615, 1810, 2584, 2720, 2896, 3040, 3077, 3230, 3439, 3620, 5168, 5440, 5792, 6080, 6154, 6460, 6878, 7240, 10336, 11584, 12308, 12920, 13756, 14480, 15385, 17195, 20672, 24616, 25840, 27512, 28960, 30770, 34390, 49232, 51680, 55024, 57920, 58463, 61540, 68780, 98464, 103360, 110048, 116926, 123080, 137560, 196928, 220096, 233852, 246160, 275120, 292315, 467704, 492320, 550240, 584630, 935408, 984640, 1100480, 1169260, 1870816, 2338520, 3741632, 4677040, 9354080, 18708160]

約数ペア:

[(1, 18708160), (2, 9354080), (4, 4677040), (5, 3741632), (8, 2338520), (10, 1870816), (16, 1169260), (17, 1100480), (19, 984640), (20, 935408), (32, 584630), (34, 550240), (38, 492320), (40, 467704), (64, 292315), (68, 275120), (76, 246160), (80, 233852), (85, 220096), (95, 196928), (136, 137560), (152, 123080), (160, 116926), (170, 110048), (181, 103360), (190, 98464), (272, 68780), (304, 61540), (320, 58463), (323, 57920), (340, 55024), (362, 51680), (380, 49232), (544, 34390), (608, 30770), (646, 28960), (680, 27512), (724, 25840), (760, 24616), (905, 20672), (1088, 17195), (1216, 15385), (1292, 14480), (1360, 13756), (1448, 12920), (1520, 12308), (1615, 11584), (1810, 10336), (2584, 7240), (2720, 6878), (2896, 6460), (3040, 6154), (3077, 6080), (3230, 5792), (3439, 5440), (3620, 5168)]