161927360

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 168

約数和(自身を含む): 469087200

約数和(自身を除く): 307159840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 320, 322, 368, 392, 448, 449, 460, 490, 560, 644, 736, 784, 805, 898, 920, 980, 1120, 1127, 1288, 1472, 1568, 1610, 1796, 1840, 1960, 2240, 2245, 2254, 2576, 3136, 3143, 3220, 3592, 3680, 3920, 4490, 4508, 5152, 5635, 6286, 6440, 7184, 7360, 7840, 8980, 9016, 10304, 10327, 11270, 12572, 12880, 14368, 15680, 15715, 17960, 18032, 20654, 22001, 22540, 25144, 25760, 28736, 31430, 35920, 36064, 41308, 44002, 45080, 50288, 51520, 51635, 62860, 71840, 72128, 72289, 82616, 88004, 90160, 100576, 103270, 110005, 125720, 143680, 144578, 165232, 176008, 180320, 201152, 206540, 220010, 251440, 289156, 330464, 352016, 360640, 361445, 413080, 440020, 502880, 506023, 578312, 660928, 704032, 722890, 826160, 880040, 1005760, 1012046, 1156624, 1408064, 1445780, 1652320, 1760080, 2024092, 2313248, 2530115, 2891560, 3304640, 3520160, 4048184, 4626496, 5060230, 5783120, 7040320, 8096368, 10120460, 11566240, 16192736, 20240920, 23132480, 32385472, 40481840, 80963680, 161927360]

約数ペア:

[(1, 161927360), (2, 80963680), (4, 40481840), (5, 32385472), (7, 23132480), (8, 20240920), (10, 16192736), (14, 11566240), (16, 10120460), (20, 8096368), (23, 7040320), (28, 5783120), (32, 5060230), (35, 4626496), (40, 4048184), (46, 3520160), (49, 3304640), (56, 2891560), (64, 2530115), (70, 2313248), (80, 2024092), (92, 1760080), (98, 1652320), (112, 1445780), (115, 1408064), (140, 1156624), (160, 1012046), (161, 1005760), (184, 880040), (196, 826160), (224, 722890), (230, 704032), (245, 660928), (280, 578312), (320, 506023), (322, 502880), (368, 440020), (392, 413080), (448, 361445), (449, 360640), (460, 352016), (490, 330464), (560, 289156), (644, 251440), (736, 220010), (784, 206540), (805, 201152), (898, 180320), (920, 176008), (980, 165232), (1120, 144578), (1127, 143680), (1288, 125720), (1472, 110005), (1568, 103270), (1610, 100576), (1796, 90160), (1840, 88004), (1960, 82616), (2240, 72289), (2245, 72128), (2254, 71840), (2576, 62860), (3136, 51635), (3143, 51520), (3220, 50288), (3592, 45080), (3680, 44002), (3920, 41308), (4490, 36064), (4508, 35920), (5152, 31430), (5635, 28736), (6286, 25760), (6440, 25144), (7184, 22540), (7360, 22001), (7840, 20654), (8980, 18032), (9016, 17960), (10304, 15715), (10327, 15680), (11270, 14368), (12572, 12880)]