221943120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{132109}}^1$

素因数の和:132132

約数の個数: 80

約数和(自身を含む): 786318720

約数和(自身を除く): 564375600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 132109, 264218, 396327, 528436, 660545, 792654, 924763, 1056872, 1321090, 1585308, 1849526, 1981635, 2113744, 2642180, 2774289, 3170616, 3699052, 3963270, 4623815, 5284360, 5548578, 6341232, 7398104, 7926540, 9247630, 10568720, 11097156, 13871445, 14796208, 15853080, 18495260, 22194312, 27742890, 31706160, 36990520, 44388624, 55485780, 73981040, 110971560, 221943120]

約数ペア:

[(1, 221943120), (2, 110971560), (3, 73981040), (4, 55485780), (5, 44388624), (6, 36990520), (7, 31706160), (8, 27742890), (10, 22194312), (12, 18495260), (14, 15853080), (15, 14796208), (16, 13871445), (20, 11097156), (21, 10568720), (24, 9247630), (28, 7926540), (30, 7398104), (35, 6341232), (40, 5548578), (42, 5284360), (48, 4623815), (56, 3963270), (60, 3699052), (70, 3170616), (80, 2774289), (84, 2642180), (105, 2113744), (112, 1981635), (120, 1849526), (140, 1585308), (168, 1321090), (210, 1056872), (240, 924763), (280, 792654), (336, 660545), (420, 528436), (560, 396327), (840, 264218), (1680, 132109)]