27720741942

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{823}}^1$

素因数の和:1240

約数の個数: 160

約数和(自身を含む): 67766814720

約数和(自身を除く): 40046072778

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 81, 93, 114, 162, 171, 186, 279, 342, 353, 513, 558, 589, 706, 823, 837, 1026, 1059, 1178, 1539, 1646, 1674, 1767, 2118, 2469, 2511, 3078, 3177, 3534, 4938, 5022, 5301, 6354, 6707, 7407, 9531, 10602, 10943, 13414, 14814, 15637, 15903, 19062, 20121, 21886, 22221, 25513, 28593, 31274, 31806, 32829, 40242, 44442, 46911, 47709, 51026, 57186, 60363, 65658, 66663, 76539, 93822, 95418, 98487, 120726, 133326, 140733, 153078, 181089, 196974, 207917, 229617, 281466, 290519, 295461, 362178, 415834, 422199, 459234, 484747, 543267, 581038, 590922, 623751, 688851, 844398, 871557, 886383, 969494, 1086534, 1247502, 1266597, 1377702, 1454241, 1743114, 1772766, 1871253, 2066553, 2533194, 2614671, 2908482, 3742506, 4133106, 4362723, 5229342, 5519861, 5613759, 7844013, 8725446, 9006089, 11039722, 11227518, 13088169, 15688026, 16559583, 16841277, 18012178, 23532039, 26176338, 27018267, 33119166, 33682554, 39264507, 47064078, 49678749, 54036534, 78529014, 81054801, 99357498, 149036247, 162109602, 171115691, 243164403, 298072494, 342231382, 447108741, 486328806, 513347073, 729493209, 894217482, 1026694146, 1458986418, 1540041219, 3080082438, 4620123657, 9240247314, 13860370971, 27720741942]

約数ペア:

[(1, 27720741942), (2, 13860370971), (3, 9240247314), (6, 4620123657), (9, 3080082438), (18, 1540041219), (19, 1458986418), (27, 1026694146), (31, 894217482), (38, 729493209), (54, 513347073), (57, 486328806), (62, 447108741), (81, 342231382), (93, 298072494), (114, 243164403), (162, 171115691), (171, 162109602), (186, 149036247), (279, 99357498), (342, 81054801), (353, 78529014), (513, 54036534), (558, 49678749), (589, 47064078), (706, 39264507), (823, 33682554), (837, 33119166), (1026, 27018267), (1059, 26176338), (1178, 23532039), (1539, 18012178), (1646, 16841277), (1674, 16559583), (1767, 15688026), (2118, 13088169), (2469, 11227518), (2511, 11039722), (3078, 9006089), (3177, 8725446), (3534, 7844013), (4938, 5613759), (5022, 5519861), (5301, 5229342), (6354, 4362723), (6707, 4133106), (7407, 3742506), (9531, 2908482), (10602, 2614671), (10943, 2533194), (13414, 2066553), (14814, 1871253), (15637, 1772766), (15903, 1743114), (19062, 1454241), (20121, 1377702), (21886, 1266597), (22221, 1247502), (25513, 1086534), (28593, 969494), (31274, 886383), (31806, 871557), (32829, 844398), (40242, 688851), (44442, 623751), (46911, 590922), (47709, 581038), (51026, 543267), (57186, 484747), (60363, 459234), (65658, 422199), (66663, 415834), (76539, 362178), (93822, 295461), (95418, 290519), (98487, 281466), (120726, 229617), (133326, 207917), (140733, 196974), (153078, 181089)]