78352890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 128

約数和(自身を含む): 237385728

約数和(自身を除く): 159032838

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 107, 110, 154, 165, 210, 214, 231, 317, 321, 330, 385, 462, 535, 634, 642, 749, 770, 951, 1070, 1155, 1177, 1498, 1585, 1605, 1902, 2219, 2247, 2310, 2354, 3170, 3210, 3487, 3531, 3745, 4438, 4494, 4755, 5885, 6657, 6974, 7062, 7490, 8239, 9510, 10461, 11095, 11235, 11770, 13314, 16478, 17435, 17655, 20922, 22190, 22470, 24409, 24717, 33285, 33919, 34870, 35310, 41195, 48818, 49434, 52305, 66570, 67838, 73227, 82390, 101757, 104610, 122045, 123585, 146454, 169595, 203514, 237433, 244090, 247170, 339190, 366135, 373109, 474866, 508785, 712299, 732270, 746218, 1017570, 1119327, 1187165, 1424598, 1865545, 2238654, 2374330, 2611763, 3561495, 3731090, 5223526, 5596635, 7122990, 7835289, 11193270, 13058815, 15670578, 26117630, 39176445, 78352890]

約数ペア:

[(1, 78352890), (2, 39176445), (3, 26117630), (5, 15670578), (6, 13058815), (7, 11193270), (10, 7835289), (11, 7122990), (14, 5596635), (15, 5223526), (21, 3731090), (22, 3561495), (30, 2611763), (33, 2374330), (35, 2238654), (42, 1865545), (55, 1424598), (66, 1187165), (70, 1119327), (77, 1017570), (105, 746218), (107, 732270), (110, 712299), (154, 508785), (165, 474866), (210, 373109), (214, 366135), (231, 339190), (317, 247170), (321, 244090), (330, 237433), (385, 203514), (462, 169595), (535, 146454), (634, 123585), (642, 122045), (749, 104610), (770, 101757), (951, 82390), (1070, 73227), (1155, 67838), (1177, 66570), (1498, 52305), (1585, 49434), (1605, 48818), (1902, 41195), (2219, 35310), (2247, 34870), (2310, 33919), (2354, 33285), (3170, 24717), (3210, 24409), (3487, 22470), (3531, 22190), (3745, 20922), (4438, 17655), (4494, 17435), (4755, 16478), (5885, 13314), (6657, 11770), (6974, 11235), (7062, 11095), (7490, 10461), (8239, 9510)]