28742340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 91699776

約数和(自身を除く): 62957436

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 107, 110, 111, 121, 132, 148, 165, 185, 214, 220, 222, 242, 321, 330, 363, 370, 407, 428, 444, 484, 535, 555, 605, 642, 660, 726, 740, 814, 1070, 1110, 1177, 1210, 1221, 1284, 1452, 1605, 1628, 1815, 2035, 2140, 2220, 2354, 2420, 2442, 3210, 3531, 3630, 3959, 4070, 4477, 4708, 4884, 5885, 6105, 6420, 7062, 7260, 7918, 8140, 8954, 11770, 11877, 12210, 12947, 13431, 14124, 15836, 17655, 17908, 19795, 22385, 23540, 23754, 24420, 25894, 26862, 35310, 38841, 39590, 43549, 44770, 47508, 51788, 53724, 59385, 64735, 67155, 70620, 77682, 79180, 87098, 89540, 118770, 129470, 130647, 134310, 155364, 174196, 194205, 217745, 237540, 258940, 261294, 268620, 388410, 435490, 479039, 522588, 653235, 776820, 870980, 958078, 1306470, 1437117, 1916156, 2395195, 2612940, 2874234, 4790390, 5748468, 7185585, 9580780, 14371170, 28742340]

約数ペア:

[(1, 28742340), (2, 14371170), (3, 9580780), (4, 7185585), (5, 5748468), (6, 4790390), (10, 2874234), (11, 2612940), (12, 2395195), (15, 1916156), (20, 1437117), (22, 1306470), (30, 958078), (33, 870980), (37, 776820), (44, 653235), (55, 522588), (60, 479039), (66, 435490), (74, 388410), (107, 268620), (110, 261294), (111, 258940), (121, 237540), (132, 217745), (148, 194205), (165, 174196), (185, 155364), (214, 134310), (220, 130647), (222, 129470), (242, 118770), (321, 89540), (330, 87098), (363, 79180), (370, 77682), (407, 70620), (428, 67155), (444, 64735), (484, 59385), (535, 53724), (555, 51788), (605, 47508), (642, 44770), (660, 43549), (726, 39590), (740, 38841), (814, 35310), (1070, 26862), (1110, 25894), (1177, 24420), (1210, 23754), (1221, 23540), (1284, 22385), (1452, 19795), (1605, 17908), (1628, 17655), (1815, 15836), (2035, 14124), (2140, 13431), (2220, 12947), (2354, 12210), (2420, 11877), (2442, 11770), (3210, 8954), (3531, 8140), (3630, 7918), (3959, 7260), (4070, 7062), (4477, 6420), (4708, 6105), (4884, 5885)]