4987290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 15925248

約数和(自身を除く): 10937958

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 33, 34, 35, 42, 51, 55, 66, 70, 77, 85, 102, 105, 110, 119, 127, 154, 165, 170, 187, 210, 231, 238, 254, 255, 330, 357, 374, 381, 385, 462, 510, 561, 595, 635, 714, 762, 770, 889, 935, 1122, 1155, 1190, 1270, 1309, 1397, 1778, 1785, 1870, 1905, 2159, 2310, 2618, 2667, 2794, 2805, 3570, 3810, 3927, 4191, 4318, 4445, 5334, 5610, 6477, 6545, 6985, 7854, 8382, 8890, 9779, 10795, 12954, 13090, 13335, 13970, 15113, 19558, 19635, 20955, 21590, 23749, 26670, 29337, 30226, 32385, 39270, 41910, 45339, 47498, 48895, 58674, 64770, 71247, 75565, 90678, 97790, 118745, 142494, 146685, 151130, 166243, 226695, 237490, 293370, 332486, 356235, 453390, 498729, 712470, 831215, 997458, 1662430, 2493645, 4987290]

約数ペア:

[(1, 4987290), (2, 2493645), (3, 1662430), (5, 997458), (6, 831215), (7, 712470), (10, 498729), (11, 453390), (14, 356235), (15, 332486), (17, 293370), (21, 237490), (22, 226695), (30, 166243), (33, 151130), (34, 146685), (35, 142494), (42, 118745), (51, 97790), (55, 90678), (66, 75565), (70, 71247), (77, 64770), (85, 58674), (102, 48895), (105, 47498), (110, 45339), (119, 41910), (127, 39270), (154, 32385), (165, 30226), (170, 29337), (187, 26670), (210, 23749), (231, 21590), (238, 20955), (254, 19635), (255, 19558), (330, 15113), (357, 13970), (374, 13335), (381, 13090), (385, 12954), (462, 10795), (510, 9779), (561, 8890), (595, 8382), (635, 7854), (714, 6985), (762, 6545), (770, 6477), (889, 5610), (935, 5334), (1122, 4445), (1155, 4318), (1190, 4191), (1270, 3927), (1309, 3810), (1397, 3570), (1778, 2805), (1785, 2794), (1870, 2667), (1905, 2618), (2159, 2310)]