211672020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10723}}^1$

素因数の和:10789

約数の個数: 96

約数和(自身を含む): 691826688

約数和(自身を除く): 480154668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 10723, 19740, 21446, 32169, 42892, 53615, 64338, 75061, 107230, 128676, 150122, 160845, 214460, 225183, 300244, 321690, 375305, 450366, 503981, 643380, 750610, 900732, 1007962, 1125915, 1501220, 1511943, 2015924, 2251830, 2519905, 3023886, 3527867, 4503660, 5039810, 6047772, 7055734, 7559715, 10079620, 10583601, 14111468, 15119430, 17639335, 21167202, 30238860, 35278670, 42334404, 52918005, 70557340, 105836010, 211672020]

約数ペア:

[(1, 211672020), (2, 105836010), (3, 70557340), (4, 52918005), (5, 42334404), (6, 35278670), (7, 30238860), (10, 21167202), (12, 17639335), (14, 15119430), (15, 14111468), (20, 10583601), (21, 10079620), (28, 7559715), (30, 7055734), (35, 6047772), (42, 5039810), (47, 4503660), (60, 3527867), (70, 3023886), (84, 2519905), (94, 2251830), (105, 2015924), (140, 1511943), (141, 1501220), (188, 1125915), (210, 1007962), (235, 900732), (282, 750610), (329, 643380), (420, 503981), (470, 450366), (564, 375305), (658, 321690), (705, 300244), (940, 225183), (987, 214460), (1316, 160845), (1410, 150122), (1645, 128676), (1974, 107230), (2820, 75061), (3290, 64338), (3948, 53615), (4935, 42892), (6580, 32169), (9870, 21446), (10723, 19740)]