6657420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 23595264

約数和(自身を除く): 16937844

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, 131, 132, 140, 154, 165, 210, 220, 231, 242, 262, 308, 330, 363, 385, 393, 420, 462, 484, 524, 605, 655, 660, 726, 770, 786, 847, 917, 924, 1155, 1210, 1310, 1441, 1452, 1540, 1572, 1694, 1815, 1834, 1965, 2310, 2420, 2541, 2620, 2751, 2882, 3388, 3630, 3668, 3930, 4235, 4323, 4585, 4620, 5082, 5502, 5764, 7205, 7260, 7860, 8470, 8646, 9170, 10087, 10164, 11004, 12705, 13755, 14410, 15851, 16940, 17292, 18340, 20174, 21615, 25410, 27510, 28820, 30261, 31702, 40348, 43230, 47553, 50435, 50820, 55020, 60522, 63404, 79255, 86460, 95106, 100870, 110957, 121044, 151305, 158510, 190212, 201740, 221914, 237765, 302610, 317020, 332871, 443828, 475530, 554785, 605220, 665742, 951060, 1109570, 1331484, 1664355, 2219140, 3328710, 6657420]

約数ペア:

[(1, 6657420), (2, 3328710), (3, 2219140), (4, 1664355), (5, 1331484), (6, 1109570), (7, 951060), (10, 665742), (11, 605220), (12, 554785), (14, 475530), (15, 443828), (20, 332871), (21, 317020), (22, 302610), (28, 237765), (30, 221914), (33, 201740), (35, 190212), (42, 158510), (44, 151305), (55, 121044), (60, 110957), (66, 100870), (70, 95106), (77, 86460), (84, 79255), (105, 63404), (110, 60522), (121, 55020), (131, 50820), (132, 50435), (140, 47553), (154, 43230), (165, 40348), (210, 31702), (220, 30261), (231, 28820), (242, 27510), (262, 25410), (308, 21615), (330, 20174), (363, 18340), (385, 17292), (393, 16940), (420, 15851), (462, 14410), (484, 13755), (524, 12705), (605, 11004), (655, 10164), (660, 10087), (726, 9170), (770, 8646), (786, 8470), (847, 7860), (917, 7260), (924, 7205), (1155, 5764), (1210, 5502), (1310, 5082), (1441, 4620), (1452, 4585), (1540, 4323), (1572, 4235), (1694, 3930), (1815, 3668), (1834, 3630), (1965, 3388), (2310, 2882), (2420, 2751), (2541, 2620)]