71504580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{170249}}^1$

素因数の和:170268

約数の個数: 48

約数和(自身を含む): 228816000

約数和(自身を除く): 157311420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 170249, 340498, 510747, 680996, 851245, 1021494, 1191743, 1702490, 2042988, 2383486, 2553735, 3404980, 3575229, 4766972, 5107470, 5958715, 7150458, 10214940, 11917430, 14300916, 17876145, 23834860, 35752290, 71504580]

約数ペア:

[(1, 71504580), (2, 35752290), (3, 23834860), (4, 17876145), (5, 14300916), (6, 11917430), (7, 10214940), (10, 7150458), (12, 5958715), (14, 5107470), (15, 4766972), (20, 3575229), (21, 3404980), (28, 2553735), (30, 2383486), (35, 2042988), (42, 1702490), (60, 1191743), (70, 1021494), (84, 851245), (105, 680996), (140, 510747), (210, 340498), (420, 170249)]