209734140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4127}}^1$

素因数の和:4168

約数の個数: 144

約数和(自身を含む): 737888256

約数和(自身を除く): 528154116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 3388, 3630, 4127, 4235, 4620, 5082, 7260, 8254, 8470, 10164, 12381, 12705, 16508, 16940, 20635, 24762, 25410, 28889, 41270, 45397, 49524, 50820, 57778, 61905, 82540, 86667, 90794, 115556, 123810, 136191, 144445, 173334, 181588, 226985, 247620, 272382, 288890, 317779, 346668, 433335, 453970, 499367, 544764, 577780, 635558, 680955, 866670, 907940, 953337, 998734, 1271116, 1361910, 1498101, 1588895, 1733340, 1906674, 1997468, 2496835, 2723820, 2996202, 3177790, 3495569, 3813348, 4766685, 4993670, 5992404, 6355580, 6991138, 7490505, 9533370, 9987340, 10486707, 13982276, 14981010, 17477845, 19066740, 20973414, 29962020, 34955690, 41946828, 52433535, 69911380, 104867070, 209734140]

約数ペア:

[(1, 209734140), (2, 104867070), (3, 69911380), (4, 52433535), (5, 41946828), (6, 34955690), (7, 29962020), (10, 20973414), (11, 19066740), (12, 17477845), (14, 14981010), (15, 13982276), (20, 10486707), (21, 9987340), (22, 9533370), (28, 7490505), (30, 6991138), (33, 6355580), (35, 5992404), (42, 4993670), (44, 4766685), (55, 3813348), (60, 3495569), (66, 3177790), (70, 2996202), (77, 2723820), (84, 2496835), (105, 1997468), (110, 1906674), (121, 1733340), (132, 1588895), (140, 1498101), (154, 1361910), (165, 1271116), (210, 998734), (220, 953337), (231, 907940), (242, 866670), (308, 680955), (330, 635558), (363, 577780), (385, 544764), (420, 499367), (462, 453970), (484, 433335), (605, 346668), (660, 317779), (726, 288890), (770, 272382), (847, 247620), (924, 226985), (1155, 181588), (1210, 173334), (1452, 144445), (1540, 136191), (1694, 123810), (1815, 115556), (2310, 90794), (2420, 86667), (2541, 82540), (3388, 61905), (3630, 57778), (4127, 50820), (4235, 49524), (4620, 45397), (5082, 41270), (7260, 28889), (8254, 25410), (8470, 24762), (10164, 20635), (12381, 16940), (12705, 16508)]