321419560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 930787200

約数和(自身を除く): 609367640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 121, 140, 154, 179, 212, 220, 242, 265, 280, 308, 358, 371, 385, 424, 440, 484, 530, 583, 605, 616, 716, 742, 770, 847, 895, 968, 1060, 1166, 1210, 1253, 1432, 1484, 1540, 1694, 1790, 1855, 1969, 2120, 2332, 2420, 2506, 2915, 2968, 3080, 3388, 3580, 3710, 3938, 4081, 4235, 4664, 4840, 5012, 5830, 6265, 6413, 6776, 7160, 7420, 7876, 8162, 8470, 9487, 9845, 10024, 11660, 12530, 12826, 13783, 14840, 15752, 16324, 16940, 18974, 19690, 20405, 21659, 23320, 25060, 25652, 27566, 32065, 32648, 33880, 37948, 39380, 40810, 43318, 44891, 47435, 50120, 51304, 55132, 64130, 66409, 68915, 75896, 78760, 81620, 86636, 89782, 94870, 104357, 108295, 110264, 128260, 132818, 137830, 151613, 163240, 173272, 179564, 189740, 208714, 216590, 224455, 256520, 265636, 275660, 303226, 332045, 359128, 379480, 417428, 433180, 448910, 521785, 531272, 551320, 606452, 664090, 730499, 758065, 834856, 866360, 897820, 1043570, 1147927, 1212904, 1328180, 1460998, 1516130, 1795640, 2087140, 2295854, 2656360, 2921996, 3032260, 3652495, 4174280, 4591708, 5739635, 5843992, 6064520, 7304990, 8035489, 9183416, 11479270, 14609980, 16070978, 22958540, 29219960, 32141956, 40177445, 45917080, 64283912, 80354890, 160709780, 321419560]

約数ペア:

[(1, 321419560), (2, 160709780), (4, 80354890), (5, 64283912), (7, 45917080), (8, 40177445), (10, 32141956), (11, 29219960), (14, 22958540), (20, 16070978), (22, 14609980), (28, 11479270), (35, 9183416), (40, 8035489), (44, 7304990), (53, 6064520), (55, 5843992), (56, 5739635), (70, 4591708), (77, 4174280), (88, 3652495), (106, 3032260), (110, 2921996), (121, 2656360), (140, 2295854), (154, 2087140), (179, 1795640), (212, 1516130), (220, 1460998), (242, 1328180), (265, 1212904), (280, 1147927), (308, 1043570), (358, 897820), (371, 866360), (385, 834856), (424, 758065), (440, 730499), (484, 664090), (530, 606452), (583, 551320), (605, 531272), (616, 521785), (716, 448910), (742, 433180), (770, 417428), (847, 379480), (895, 359128), (968, 332045), (1060, 303226), (1166, 275660), (1210, 265636), (1253, 256520), (1432, 224455), (1484, 216590), (1540, 208714), (1694, 189740), (1790, 179564), (1855, 173272), (1969, 163240), (2120, 151613), (2332, 137830), (2420, 132818), (2506, 128260), (2915, 110264), (2968, 108295), (3080, 104357), (3388, 94870), (3580, 89782), (3710, 86636), (3938, 81620), (4081, 78760), (4235, 75896), (4664, 68915), (4840, 66409), (5012, 64130), (5830, 55132), (6265, 51304), (6413, 50120), (6776, 47435), (7160, 44891), (7420, 43318), (7876, 40810), (8162, 39380), (8470, 37948), (9487, 33880), (9845, 32648), (10024, 32065), (11660, 27566), (12530, 25652), (12826, 25060), (13783, 23320), (14840, 21659), (15752, 20405), (16324, 19690), (16940, 18974)]