78821028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 238859712

約数和(自身を除く): 160038684

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 61, 66, 78, 99, 117, 122, 132, 143, 156, 183, 198, 234, 244, 251, 286, 366, 396, 429, 468, 502, 549, 572, 671, 732, 753, 793, 858, 1004, 1098, 1287, 1342, 1506, 1586, 1716, 2013, 2196, 2259, 2379, 2574, 2684, 2761, 3012, 3172, 3263, 4026, 4518, 4758, 5148, 5522, 6039, 6526, 7137, 8052, 8283, 8723, 9036, 9516, 9789, 11044, 12078, 13052, 14274, 15311, 16566, 17446, 19578, 24156, 24849, 26169, 28548, 29367, 30622, 33132, 34892, 35893, 39156, 45933, 49698, 52338, 58734, 61244, 71786, 78507, 91866, 99396, 104676, 107679, 117468, 137799, 143572, 157014, 168421, 183732, 199043, 215358, 275598, 314028, 323037, 336842, 398086, 430716, 505263, 551196, 597129, 646074, 673684, 796172, 1010526, 1194258, 1292148, 1515789, 1791387, 2021052, 2189473, 2388516, 3031578, 3582774, 4378946, 6063156, 6568419, 7165548, 8757892, 13136838, 19705257, 26273676, 39410514, 78821028]

約数ペア:

[(1, 78821028), (2, 39410514), (3, 26273676), (4, 19705257), (6, 13136838), (9, 8757892), (11, 7165548), (12, 6568419), (13, 6063156), (18, 4378946), (22, 3582774), (26, 3031578), (33, 2388516), (36, 2189473), (39, 2021052), (44, 1791387), (52, 1515789), (61, 1292148), (66, 1194258), (78, 1010526), (99, 796172), (117, 673684), (122, 646074), (132, 597129), (143, 551196), (156, 505263), (183, 430716), (198, 398086), (234, 336842), (244, 323037), (251, 314028), (286, 275598), (366, 215358), (396, 199043), (429, 183732), (468, 168421), (502, 157014), (549, 143572), (572, 137799), (671, 117468), (732, 107679), (753, 104676), (793, 99396), (858, 91866), (1004, 78507), (1098, 71786), (1287, 61244), (1342, 58734), (1506, 52338), (1586, 49698), (1716, 45933), (2013, 39156), (2196, 35893), (2259, 34892), (2379, 33132), (2574, 30622), (2684, 29367), (2761, 28548), (3012, 26169), (3172, 24849), (3263, 24156), (4026, 19578), (4518, 17446), (4758, 16566), (5148, 15311), (5522, 14274), (6039, 13052), (6526, 12078), (7137, 11044), (8052, 9789), (8283, 9516), (8723, 9036)]